Home / 52,547.13-78,695.42-29,115.45

Finding the Fourth Proportional to 52,547.13, 78,695.42 and 29,115.45

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Solution

The fourth proportional to 52,547.13, 78,695.42 and 29,115.45 is: 43,603.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,547.13 : 78,695.42 = 29,115.45 : x
  2. Step 2: Convert to fraction form
    52,547.13/78,695.42 = 29,115.45/x
  3. Step 3: Cross multiply
    52,547.13x = 78,695.42 × 29,115.45
  4. Step 4: Simplify right side
    52,547.13x = 2,291,252,420.66
  5. Step 5: Solve for x
    x = 2,291,252,420.66/52,547.13
  6. Step 6: Final answer
    x = 43,603.76

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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.