Home / 156,444.90-215,892.64-88,475.22

Finding the Fourth Proportional to 156,444.90, 215,892.64 and 88,475.22

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Solution

The fourth proportional to 156,444.90, 215,892.64 and 88,475.22 is: 122,095.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,444.90 : 215,892.64 = 88,475.22 : x
  2. Step 2: Convert to fraction form
    156,444.90/215,892.64 = 88,475.22/x
  3. Step 3: Cross multiply
    156,444.90x = 215,892.64 × 88,475.22
  4. Step 4: Simplify right side
    156,444.90x = 19,101,148,820.38
  5. Step 5: Solve for x
    x = 19,101,148,820.38/156,444.90
  6. Step 6: Final answer
    x = 122,095.06

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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.