Home / 90,997.27-125,585.63-54,710.58

Finding the Fourth Proportional to 90,997.27, 125,585.63 and 54,710.58

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Solution

The fourth proportional to 90,997.27, 125,585.63 and 54,710.58 is: 75,506.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,997.27 : 125,585.63 = 54,710.58 : x
  2. Step 2: Convert to fraction form
    90,997.27/125,585.63 = 54,710.58/x
  3. Step 3: Cross multiply
    90,997.27x = 125,585.63 × 54,710.58
  4. Step 4: Simplify right side
    90,997.27x = 6,870,862,793.74
  5. Step 5: Solve for x
    x = 6,870,862,793.74/90,997.27
  6. Step 6: Final answer
    x = 75,506.25

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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.