Home / 114,997,085.70-172,495,628.55-71,950,364.70

Finding the Fourth Proportional to 114,997,085.70, 172,495,628.55 and 71,950,364.70

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Solution

The fourth proportional to 114,997,085.70, 172,495,628.55 and 71,950,364.70 is: 107,925,547.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,997,085.70 : 172,495,628.55 = 71,950,364.70 : x
  2. Step 2: Convert to fraction form
    114,997,085.70/172,495,628.55 = 71,950,364.70/x
  3. Step 3: Cross multiply
    114,997,085.70x = 172,495,628.55 × 71,950,364.70
  4. Step 4: Simplify right side
    114,997,085.70x = 12,411,123,383,328,234
  5. Step 5: Solve for x
    x = 12,411,123,383,328,234/114,997,085.70
  6. Step 6: Final answer
    x = 107,925,547.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.