Home / 96,351.12-133,001.46-64,508.40

Finding the Fourth Proportional to 96,351.12, 133,001.46 and 64,508.40

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Solution

The fourth proportional to 96,351.12, 133,001.46 and 64,508.40 is: 89,046.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,351.12 : 133,001.46 = 64,508.40 : x
  2. Step 2: Convert to fraction form
    96,351.12/133,001.46 = 64,508.40/x
  3. Step 3: Cross multiply
    96,351.12x = 133,001.46 × 64,508.40
  4. Step 4: Simplify right side
    96,351.12x = 8,579,711,382.26
  5. Step 5: Solve for x
    x = 8,579,711,382.26/96,351.12
  6. Step 6: Final answer
    x = 89,046.31

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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.