Home / 75,322.46-112,904.85-25,385.29

Finding the Fourth Proportional to 75,322.46, 112,904.85 and 25,385.29

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Solution

The fourth proportional to 75,322.46, 112,904.85 and 25,385.29 is: 38,051.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,322.46 : 112,904.85 = 25,385.29 : x
  2. Step 2: Convert to fraction form
    75,322.46/112,904.85 = 25,385.29/x
  3. Step 3: Cross multiply
    75,322.46x = 112,904.85 × 25,385.29
  4. Step 4: Simplify right side
    75,322.46x = 2,866,122,172.59
  5. Step 5: Solve for x
    x = 2,866,122,172.59/75,322.46
  6. Step 6: Final answer
    x = 38,051.36

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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.