Home / 215,335.46-297,159.99-119,842.18

Finding the Fourth Proportional to 215,335.46, 297,159.99 and 119,842.18

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Solution

The fourth proportional to 215,335.46, 297,159.99 and 119,842.18 is: 165,380.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,335.46 : 297,159.99 = 119,842.18 : x
  2. Step 2: Convert to fraction form
    215,335.46/297,159.99 = 119,842.18/x
  3. Step 3: Cross multiply
    215,335.46x = 297,159.99 × 119,842.18
  4. Step 4: Simplify right side
    215,335.46x = 35,612,302,163.71
  5. Step 5: Solve for x
    x = 35,612,302,163.71/215,335.46
  6. Step 6: Final answer
    x = 165,380.57

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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.