Home / 89,292.34-123,227.90-49,005.75

Finding the Fourth Proportional to 89,292.34, 123,227.90 and 49,005.75

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Solution

The fourth proportional to 89,292.34, 123,227.90 and 49,005.75 is: 67,630.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,292.34 : 123,227.90 = 49,005.75 : x
  2. Step 2: Convert to fraction form
    89,292.34/123,227.90 = 49,005.75/x
  3. Step 3: Cross multiply
    89,292.34x = 123,227.90 × 49,005.75
  4. Step 4: Simplify right side
    89,292.34x = 6,038,875,660.43
  5. Step 5: Solve for x
    x = 6,038,875,660.43/89,292.34
  6. Step 6: Final answer
    x = 67,630.39

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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.