Home / 90,335.20-124,659.28-52,096.36

Finding the Fourth Proportional to 90,335.20, 124,659.28 and 52,096.36

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Solution

The fourth proportional to 90,335.20, 124,659.28 and 52,096.36 is: 71,891.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,335.20 : 124,659.28 = 52,096.36 : x
  2. Step 2: Convert to fraction form
    90,335.20/124,659.28 = 52,096.36/x
  3. Step 3: Cross multiply
    90,335.20x = 124,659.28 × 52,096.36
  4. Step 4: Simplify right side
    90,335.20x = 6,494,294,728.22
  5. Step 5: Solve for x
    x = 6,494,294,728.22/90,335.20
  6. Step 6: Final answer
    x = 71,891.08

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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.