Home / 96,711.44-133,459.79-53,688.42

Finding the Fourth Proportional to 96,711.44, 133,459.79 and 53,688.42

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Solution

The fourth proportional to 96,711.44, 133,459.79 and 53,688.42 is: 74,088.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,711.44 : 133,459.79 = 53,688.42 : x
  2. Step 2: Convert to fraction form
    96,711.44/133,459.79 = 53,688.42/x
  3. Step 3: Cross multiply
    96,711.44x = 133,459.79 × 53,688.42
  4. Step 4: Simplify right side
    96,711.44x = 7,165,244,990.19
  5. Step 5: Solve for x
    x = 7,165,244,990.19/96,711.44
  6. Step 6: Final answer
    x = 74,088.91

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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.