Home / 215,081.28-296,810.52-119,587.14

Finding the Fourth Proportional to 215,081.28, 296,810.52 and 119,587.14

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Solution

The fourth proportional to 215,081.28, 296,810.52 and 119,587.14 is: 165,029.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,081.28 : 296,810.52 = 119,587.14 : x
  2. Step 2: Convert to fraction form
    215,081.28/296,810.52 = 119,587.14/x
  3. Step 3: Cross multiply
    215,081.28x = 296,810.52 × 119,587.14
  4. Step 4: Simplify right side
    215,081.28x = 35,494,721,208.71
  5. Step 5: Solve for x
    x = 35,494,721,208.71/215,081.28
  6. Step 6: Final answer
    x = 165,029.34

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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.