Home / 115,282.53-172,941.68-48,722.94

Finding the Fourth Proportional to 115,282.53, 172,941.68 and 48,722.94

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Solution

The fourth proportional to 115,282.53, 172,941.68 and 48,722.94 is: 73,091.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,282.53 : 172,941.68 = 48,722.94 : x
  2. Step 2: Convert to fraction form
    115,282.53/172,941.68 = 48,722.94/x
  3. Step 3: Cross multiply
    115,282.53x = 172,941.68 × 48,722.94
  4. Step 4: Simplify right side
    115,282.53x = 8,426,226,854.52
  5. Step 5: Solve for x
    x = 8,426,226,854.52/115,282.53
  6. Step 6: Final answer
    x = 73,091.97

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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.