Home / 90,259.57-124,579.11-60,046.16

Finding the Fourth Proportional to 90,259.57, 124,579.11 and 60,046.16

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Solution

The fourth proportional to 90,259.57, 124,579.11 and 60,046.16 is: 82,877.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,259.57 : 124,579.11 = 60,046.16 : x
  2. Step 2: Convert to fraction form
    90,259.57/124,579.11 = 60,046.16/x
  3. Step 3: Cross multiply
    90,259.57x = 124,579.11 × 60,046.16
  4. Step 4: Simplify right side
    90,259.57x = 7,480,497,474.75
  5. Step 5: Solve for x
    x = 7,480,497,474.75/90,259.57
  6. Step 6: Final answer
    x = 82,877.61

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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.