Home / 98,371.29-147,565.04-31,822.10

Finding the Fourth Proportional to 98,371.29, 147,565.04 and 31,822.10

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Solution

The fourth proportional to 98,371.29, 147,565.04 and 31,822.10 is: 47,735.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,371.29 : 147,565.04 = 31,822.10 : x
  2. Step 2: Convert to fraction form
    98,371.29/147,565.04 = 31,822.10/x
  3. Step 3: Cross multiply
    98,371.29x = 147,565.04 × 31,822.10
  4. Step 4: Simplify right side
    98,371.29x = 4,695,828,562.45
  5. Step 5: Solve for x
    x = 4,695,828,562.45/98,371.29
  6. Step 6: Final answer
    x = 47,735.76

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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.