Home / 149,248.16-223,872-102,358.88

Finding the Fourth Proportional to 149,248.16, 223,872 and 102,358.88

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Solution

The fourth proportional to 149,248.16, 223,872 and 102,358.88 is: 153,538.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,248.16 : 223,872 = 102,358.88 : x
  2. Step 2: Convert to fraction form
    149,248.16/223,872 = 102,358.88/x
  3. Step 3: Cross multiply
    149,248.16x = 223,872 × 102,358.88
  4. Step 4: Simplify right side
    149,248.16x = 22,915,287,183.36
  5. Step 5: Solve for x
    x = 22,915,287,183.36/149,248.16
  6. Step 6: Final answer
    x = 153,538.16

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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.