Home / 88,528.60-122,160.72-52,229.28

Finding the Fourth Proportional to 88,528.60, 122,160.72 and 52,229.28

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Solution

The fourth proportional to 88,528.60, 122,160.72 and 52,229.28 is: 72,071.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,528.60 : 122,160.72 = 52,229.28 : x
  2. Step 2: Convert to fraction form
    88,528.60/122,160.72 = 52,229.28/x
  3. Step 3: Cross multiply
    88,528.60x = 122,160.72 × 52,229.28
  4. Step 4: Simplify right side
    88,528.60x = 6,380,366,449.88
  5. Step 5: Solve for x
    x = 6,380,366,449.88/88,528.60
  6. Step 6: Final answer
    x = 72,071.25

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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.