Home / 90,335.09-124,659.11-52,096.25

Finding the Fourth Proportional to 90,335.09, 124,659.11 and 52,096.25

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Solution

The fourth proportional to 90,335.09, 124,659.11 and 52,096.25 is: 71,890.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,335.09 : 124,659.11 = 52,096.25 : x
  2. Step 2: Convert to fraction form
    90,335.09/124,659.11 = 52,096.25/x
  3. Step 3: Cross multiply
    90,335.09x = 124,659.11 × 52,096.25
  4. Step 4: Simplify right side
    90,335.09x = 6,494,271,470.92
  5. Step 5: Solve for x
    x = 6,494,271,470.92/90,335.09
  6. Step 6: Final answer
    x = 71,890.91

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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.