Home / 215,110.61-296,852.88-119,615.25

Finding the Fourth Proportional to 215,110.61, 296,852.88 and 119,615.25

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Solution

The fourth proportional to 215,110.61, 296,852.88 and 119,615.25 is: 165,069.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,110.61 : 296,852.88 = 119,615.25 : x
  2. Step 2: Convert to fraction form
    215,110.61/296,852.88 = 119,615.25/x
  3. Step 3: Cross multiply
    215,110.61x = 296,852.88 × 119,615.25
  4. Step 4: Simplify right side
    215,110.61x = 35,508,131,454.42
  5. Step 5: Solve for x
    x = 35,508,131,454.42/215,110.61
  6. Step 6: Final answer
    x = 165,069.18

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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.