Home / 159,319.13-239,010.28-47,001.29

Finding the Fourth Proportional to 159,319.13, 239,010.28 and 47,001.29

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Solution

The fourth proportional to 159,319.13, 239,010.28 and 47,001.29 is: 70,511.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,319.13 : 239,010.28 = 47,001.29 : x
  2. Step 2: Convert to fraction form
    159,319.13/239,010.28 = 47,001.29/x
  3. Step 3: Cross multiply
    159,319.13x = 239,010.28 × 47,001.29
  4. Step 4: Simplify right side
    159,319.13x = 11,233,790,170.71
  5. Step 5: Solve for x
    x = 11,233,790,170.71/159,319.13
  6. Step 6: Final answer
    x = 70,511.25

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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.