Home / 89,159.01-123,042.58-48,872.76

Finding the Fourth Proportional to 89,159.01, 123,042.58 and 48,872.76

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Solution

The fourth proportional to 89,159.01, 123,042.58 and 48,872.76 is: 67,446.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,159.01 : 123,042.58 = 48,872.76 : x
  2. Step 2: Convert to fraction form
    89,159.01/123,042.58 = 48,872.76/x
  3. Step 3: Cross multiply
    89,159.01x = 123,042.58 × 48,872.76
  4. Step 4: Simplify right side
    89,159.01x = 6,013,430,035.98
  5. Step 5: Solve for x
    x = 6,013,430,035.98/89,159.01
  6. Step 6: Final answer
    x = 67,446.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.