Home / 61,396.32-84,726.04-34,172.24

Finding the Fourth Proportional to 61,396.32, 84,726.04 and 34,172.24

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Solution

The fourth proportional to 61,396.32, 84,726.04 and 34,172.24 is: 47,157.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,396.32 : 84,726.04 = 34,172.24 : x
  2. Step 2: Convert to fraction form
    61,396.32/84,726.04 = 34,172.24/x
  3. Step 3: Cross multiply
    61,396.32x = 84,726.04 × 34,172.24
  4. Step 4: Simplify right side
    61,396.32x = 2,895,278,573.13
  5. Step 5: Solve for x
    x = 2,895,278,573.13/61,396.32
  6. Step 6: Final answer
    x = 47,157.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.