Home / 90,627.26-125,037.40-52,372.87

Finding the Fourth Proportional to 90,627.26, 125,037.40 and 52,372.87

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Solution

The fourth proportional to 90,627.26, 125,037.40 and 52,372.87 is: 72,258.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,627.26 : 125,037.40 = 52,372.87 : x
  2. Step 2: Convert to fraction form
    90,627.26/125,037.40 = 52,372.87/x
  3. Step 3: Cross multiply
    90,627.26x = 125,037.40 × 52,372.87
  4. Step 4: Simplify right side
    90,627.26x = 6,548,566,608.29
  5. Step 5: Solve for x
    x = 6,548,566,608.29/90,627.26
  6. Step 6: Final answer
    x = 72,258.25

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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.