Home / 156,060.43-215,364.14-88,080.26

Finding the Fourth Proportional to 156,060.43, 215,364.14 and 88,080.26

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Solution

The fourth proportional to 156,060.43, 215,364.14 and 88,080.26 is: 121,551.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,060.43 : 215,364.14 = 88,080.26 : x
  2. Step 2: Convert to fraction form
    156,060.43/215,364.14 = 88,080.26/x
  3. Step 3: Cross multiply
    156,060.43x = 215,364.14 × 88,080.26
  4. Step 4: Simplify right side
    156,060.43x = 18,969,329,445.88
  5. Step 5: Solve for x
    x = 18,969,329,445.88/156,060.43
  6. Step 6: Final answer
    x = 121,551.18

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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.