Home / 96,489.19-133,159.31-53,468.57

Finding the Fourth Proportional to 96,489.19, 133,159.31 and 53,468.57

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Solution

The fourth proportional to 96,489.19, 133,159.31 and 53,468.57 is: 73,788.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,489.19 : 133,159.31 = 53,468.57 : x
  2. Step 2: Convert to fraction form
    96,489.19/133,159.31 = 53,468.57/x
  3. Step 3: Cross multiply
    96,489.19x = 133,159.31 × 53,468.57
  4. Step 4: Simplify right side
    96,489.19x = 7,119,838,354.46
  5. Step 5: Solve for x
    x = 7,119,838,354.46/96,489.19
  6. Step 6: Final answer
    x = 73,788.98

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1.5x scale

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.