Home / 92,862.60-139,287.08-29,665.75

Finding the Fourth Proportional to 92,862.60, 139,287.08 and 29,665.75

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Solution

The fourth proportional to 92,862.60, 139,287.08 and 29,665.75 is: 44,496.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,862.60 : 139,287.08 = 29,665.75 : x
  2. Step 2: Convert to fraction form
    92,862.60/139,287.08 = 29,665.75/x
  3. Step 3: Cross multiply
    92,862.60x = 139,287.08 × 29,665.75
  4. Step 4: Simplify right side
    92,862.60x = 4,132,054,959.99
  5. Step 5: Solve for x
    x = 4,132,054,959.99/92,862.60
  6. Step 6: Final answer
    x = 44,496.44

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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.