Home / 89,453.16-123,446.31-48,617.28

Finding the Fourth Proportional to 89,453.16, 123,446.31 and 48,617.28

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Solution

The fourth proportional to 89,453.16, 123,446.31 and 48,617.28 is: 67,092.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,453.16 : 123,446.31 = 48,617.28 : x
  2. Step 2: Convert to fraction form
    89,453.16/123,446.31 = 48,617.28/x
  3. Step 3: Cross multiply
    89,453.16x = 123,446.31 × 48,617.28
  4. Step 4: Simplify right side
    89,453.16x = 6,001,623,818.24
  5. Step 5: Solve for x
    x = 6,001,623,818.24/89,453.16
  6. Step 6: Final answer
    x = 67,092.37

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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.