Home / 90,766.68-125,258.28-50,483.04

Finding the Fourth Proportional to 90,766.68, 125,258.28 and 50,483.04

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Solution

The fourth proportional to 90,766.68, 125,258.28 and 50,483.04 is: 69,666.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,766.68 : 125,258.28 = 50,483.04 : x
  2. Step 2: Convert to fraction form
    90,766.68/125,258.28 = 50,483.04/x
  3. Step 3: Cross multiply
    90,766.68x = 125,258.28 × 50,483.04
  4. Step 4: Simplify right side
    90,766.68x = 6,323,418,759.57
  5. Step 5: Solve for x
    x = 6,323,418,759.57/90,766.68
  6. Step 6: Final answer
    x = 69,666.74

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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.