Home / 89,373.43-123,336.82-49,090.92

Finding the Fourth Proportional to 89,373.43, 123,336.82 and 49,090.92

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Solution

The fourth proportional to 89,373.43, 123,336.82 and 49,090.92 is: 67,746.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,373.43 : 123,336.82 = 49,090.92 : x
  2. Step 2: Convert to fraction form
    89,373.43/123,336.82 = 49,090.92/x
  3. Step 3: Cross multiply
    89,373.43x = 123,336.82 × 49,090.92
  4. Step 4: Simplify right side
    89,373.43x = 6,054,717,963.67
  5. Step 5: Solve for x
    x = 6,054,717,963.67/89,373.43
  6. Step 6: Final answer
    x = 67,746.29

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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.