Home / 92,302.11-138,463.47-29,131.20

Finding the Fourth Proportional to 92,302.11, 138,463.47 and 29,131.20

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Solution

The fourth proportional to 92,302.11, 138,463.47 and 29,131.20 is: 43,700.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,302.11 : 138,463.47 = 29,131.20 : x
  2. Step 2: Convert to fraction form
    92,302.11/138,463.47 = 29,131.20/x
  3. Step 3: Cross multiply
    92,302.11x = 138,463.47 × 29,131.20
  4. Step 4: Simplify right side
    92,302.11x = 4,033,607,037.26
  5. Step 5: Solve for x
    x = 4,033,607,037.26/92,302.11
  6. Step 6: Final answer
    x = 43,700.05

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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.