Home / 73,151.10-109,694.01-23,221.98

Finding the Fourth Proportional to 73,151.10, 109,694.01 and 23,221.98

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Solution

The fourth proportional to 73,151.10, 109,694.01 and 23,221.98 is: 34,822.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,151.10 : 109,694.01 = 23,221.98 : x
  2. Step 2: Convert to fraction form
    73,151.10/109,694.01 = 23,221.98/x
  3. Step 3: Cross multiply
    73,151.10x = 109,694.01 × 23,221.98
  4. Step 4: Simplify right side
    73,151.10x = 2,547,312,106.34
  5. Step 5: Solve for x
    x = 2,547,312,106.34/73,151.10
  6. Step 6: Final answer
    x = 34,822.61

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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.