Home / 92,346.12-138,545.22-30,034.44

Finding the Fourth Proportional to 92,346.12, 138,545.22 and 30,034.44

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Solution

The fourth proportional to 92,346.12, 138,545.22 and 30,034.44 is: 45,060.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,346.12 : 138,545.22 = 30,034.44 : x
  2. Step 2: Convert to fraction form
    92,346.12/138,545.22 = 30,034.44/x
  3. Step 3: Cross multiply
    92,346.12x = 138,545.22 × 30,034.44
  4. Step 4: Simplify right side
    92,346.12x = 4,161,128,097.38
  5. Step 5: Solve for x
    x = 4,161,128,097.38/92,346.12
  6. Step 6: Final answer
    x = 45,060.13

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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.