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Finding the Fourth Proportional to 89,197.82, 123,096.72 and 48,913.13

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Solution

The fourth proportional to 89,197.82, 123,096.72 and 48,913.13 is: 67,502.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,197.82 : 123,096.72 = 48,913.13 : x
  2. Step 2: Convert to fraction form
    89,197.82/123,096.72 = 48,913.13/x
  3. Step 3: Cross multiply
    89,197.82x = 123,096.72 × 48,913.13
  4. Step 4: Simplify right side
    89,197.82x = 6,021,045,007.88
  5. Step 5: Solve for x
    x = 6,021,045,007.88/89,197.82
  6. Step 6: Final answer
    x = 67,502.16

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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.