Home / 90,934.44-125,389.20-62,258.80

Finding the Fourth Proportional to 90,934.44, 125,389.20 and 62,258.80

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Solution

The fourth proportional to 90,934.44, 125,389.20 and 62,258.80 is: 85,848.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,934.44 : 125,389.20 = 62,258.80 : x
  2. Step 2: Convert to fraction form
    90,934.44/125,389.20 = 62,258.80/x
  3. Step 3: Cross multiply
    90,934.44x = 125,389.20 × 62,258.80
  4. Step 4: Simplify right side
    90,934.44x = 7,806,581,124.96
  5. Step 5: Solve for x
    x = 7,806,581,124.96/90,934.44
  6. Step 6: Final answer
    x = 85,848.45

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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.