Home / 96,909.04-133,736.16-53,892.10

Finding the Fourth Proportional to 96,909.04, 133,736.16 and 53,892.10

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Solution

The fourth proportional to 96,909.04, 133,736.16 and 53,892.10 is: 74,372.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,909.04 : 133,736.16 = 53,892.10 : x
  2. Step 2: Convert to fraction form
    96,909.04/133,736.16 = 53,892.10/x
  3. Step 3: Cross multiply
    96,909.04x = 133,736.16 × 53,892.10
  4. Step 4: Simplify right side
    96,909.04x = 7,207,322,508.34
  5. Step 5: Solve for x
    x = 7,207,322,508.34/96,909.04
  6. Step 6: Final answer
    x = 74,372.03

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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.