Home / 96,685.92-133,426.44-54,248.40

Finding the Fourth Proportional to 96,685.92, 133,426.44 and 54,248.40

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Solution

The fourth proportional to 96,685.92, 133,426.44 and 54,248.40 is: 74,862.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,685.92 : 133,426.44 = 54,248.40 : x
  2. Step 2: Convert to fraction form
    96,685.92/133,426.44 = 54,248.40/x
  3. Step 3: Cross multiply
    96,685.92x = 133,426.44 × 54,248.40
  4. Step 4: Simplify right side
    96,685.92x = 7,238,170,887.70
  5. Step 5: Solve for x
    x = 7,238,170,887.70/96,685.92
  6. Step 6: Final answer
    x = 74,862.72

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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.