Home / 191,694.74-264,532.64-120,113.42

Finding the Fourth Proportional to 191,694.74, 264,532.64 and 120,113.42

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Solution

The fourth proportional to 191,694.74, 264,532.64 and 120,113.42 is: 165,752.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,694.74 : 264,532.64 = 120,113.42 : x
  2. Step 2: Convert to fraction form
    191,694.74/264,532.64 = 120,113.42/x
  3. Step 3: Cross multiply
    191,694.74x = 264,532.64 × 120,113.42
  4. Step 4: Simplify right side
    191,694.74x = 31,773,920,092.03
  5. Step 5: Solve for x
    x = 31,773,920,092.03/191,694.74
  6. Step 6: Final answer
    x = 165,752.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.