Home / 86,492.16-129,625.20-44,336.52

Finding the Fourth Proportional to 86,492.16, 129,625.20 and 44,336.52

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Solution

The fourth proportional to 86,492.16, 129,625.20 and 44,336.52 is: 66,446.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,492.16 : 129,625.20 = 44,336.52 : x
  2. Step 2: Convert to fraction form
    86,492.16/129,625.20 = 44,336.52/x
  3. Step 3: Cross multiply
    86,492.16x = 129,625.20 × 44,336.52
  4. Step 4: Simplify right side
    86,492.16x = 5,747,130,272.30
  5. Step 5: Solve for x
    x = 5,747,130,272.30/86,492.16
  6. Step 6: Final answer
    x = 66,446.83

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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.