Home / 96,694.21-133,439.17-53,674.55

Finding the Fourth Proportional to 96,694.21, 133,439.17 and 53,674.55

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Solution

The fourth proportional to 96,694.21, 133,439.17 and 53,674.55 is: 74,071.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,694.21 : 133,439.17 = 53,674.55 : x
  2. Step 2: Convert to fraction form
    96,694.21/133,439.17 = 53,674.55/x
  3. Step 3: Cross multiply
    96,694.21x = 133,439.17 × 53,674.55
  4. Step 4: Simplify right side
    96,694.21x = 7,162,287,402.12
  5. Step 5: Solve for x
    x = 7,162,287,402.12/96,694.21
  6. Step 6: Final answer
    x = 74,071.52

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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.