Home / 89,454.16-123,440.52-49,166.92

Finding the Fourth Proportional to 89,454.16, 123,440.52 and 49,166.92

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Solution

The fourth proportional to 89,454.16, 123,440.52 and 49,166.92 is: 67,846.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,454.16 : 123,440.52 = 49,166.92 : x
  2. Step 2: Convert to fraction form
    89,454.16/123,440.52 = 49,166.92/x
  3. Step 3: Cross multiply
    89,454.16x = 123,440.52 × 49,166.92
  4. Step 4: Simplify right side
    89,454.16x = 6,069,190,171.60
  5. Step 5: Solve for x
    x = 6,069,190,171.60/89,454.16
  6. Step 6: Final answer
    x = 67,846.93

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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.