Home / 92,756.11-139,127.18-29,573.68

Finding the Fourth Proportional to 92,756.11, 139,127.18 and 29,573.68

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Solution

The fourth proportional to 92,756.11, 139,127.18 and 29,573.68 is: 44,358.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,756.11 : 139,127.18 = 29,573.68 : x
  2. Step 2: Convert to fraction form
    92,756.11/139,127.18 = 29,573.68/x
  3. Step 3: Cross multiply
    92,756.11x = 139,127.18 × 29,573.68
  4. Step 4: Simplify right side
    92,756.11x = 4,114,502,465.80
  5. Step 5: Solve for x
    x = 4,114,502,465.80/92,756.11
  6. Step 6: Final answer
    x = 44,358.29

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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.