Home / 89,287.49-133,951.68-38,695.01

Finding the Fourth Proportional to 89,287.49, 133,951.68 and 38,695.01

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Solution

The fourth proportional to 89,287.49, 133,951.68 and 38,695.01 is: 58,051.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,287.49 : 133,951.68 = 38,695.01 : x
  2. Step 2: Convert to fraction form
    89,287.49/133,951.68 = 38,695.01/x
  3. Step 3: Cross multiply
    89,287.49x = 133,951.68 × 38,695.01
  4. Step 4: Simplify right side
    89,287.49x = 5,183,261,036.19
  5. Step 5: Solve for x
    x = 5,183,261,036.19/89,287.49
  6. Step 6: Final answer
    x = 58,051.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.