Home / 92,862.47-139,286.89-29,665.62

Finding the Fourth Proportional to 92,862.47, 139,286.89 and 29,665.62

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Solution

The fourth proportional to 92,862.47, 139,286.89 and 29,665.62 is: 44,496.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,862.47 : 139,286.89 = 29,665.62 : x
  2. Step 2: Convert to fraction form
    92,862.47/139,286.89 = 29,665.62/x
  3. Step 3: Cross multiply
    92,862.47x = 139,286.89 × 29,665.62
  4. Step 4: Simplify right side
    92,862.47x = 4,132,031,986.80
  5. Step 5: Solve for x
    x = 4,132,031,986.80/92,862.47
  6. Step 6: Final answer
    x = 44,496.25

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1.5x scale

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.