Home / 89,291.23-123,217.95-49,005.07

Finding the Fourth Proportional to 89,291.23, 123,217.95 and 49,005.07

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Solution

The fourth proportional to 89,291.23, 123,217.95 and 49,005.07 is: 67,624.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,291.23 : 123,217.95 = 49,005.07 : x
  2. Step 2: Convert to fraction form
    89,291.23/123,217.95 = 49,005.07/x
  3. Step 3: Cross multiply
    89,291.23x = 123,217.95 × 49,005.07
  4. Step 4: Simplify right side
    89,291.23x = 6,038,304,265.01
  5. Step 5: Solve for x
    x = 6,038,304,265.01/89,291.23
  6. Step 6: Final answer
    x = 67,624.83

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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.