Home / 215,042.30-296,741.56-119,543.18

Finding the Fourth Proportional to 215,042.30, 296,741.56 and 119,543.18

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Solution

The fourth proportional to 215,042.30, 296,741.56 and 119,543.18 is: 164,960.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,042.30 : 296,741.56 = 119,543.18 : x
  2. Step 2: Convert to fraction form
    215,042.30/296,741.56 = 119,543.18/x
  3. Step 3: Cross multiply
    215,042.30x = 296,741.56 × 119,543.18
  4. Step 4: Simplify right side
    215,042.30x = 35,473,427,938.00
  5. Step 5: Solve for x
    x = 35,473,427,938.00/215,042.30
  6. Step 6: Final answer
    x = 164,960.24

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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.