Home / 73,042.12-109,552.18-23,115.72

Finding the Fourth Proportional to 73,042.12, 109,552.18 and 23,115.72

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Solution

The fourth proportional to 73,042.12, 109,552.18 and 23,115.72 is: 34,670.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,042.12 : 109,552.18 = 23,115.72 : x
  2. Step 2: Convert to fraction form
    73,042.12/109,552.18 = 23,115.72/x
  3. Step 3: Cross multiply
    73,042.12x = 109,552.18 × 23,115.72
  4. Step 4: Simplify right side
    73,042.12x = 2,532,377,518.27
  5. Step 5: Solve for x
    x = 2,532,377,518.27/73,042.12
  6. Step 6: Final answer
    x = 34,670.10

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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.