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Finding the Fourth Proportional to 240,034.27, 360,103.30 and 127,698.16

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Solution

The fourth proportional to 240,034.27, 360,103.30 and 127,698.16 is: 191,574.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,034.27 : 360,103.30 = 127,698.16 : x
  2. Step 2: Convert to fraction form
    240,034.27/360,103.30 = 127,698.16/x
  3. Step 3: Cross multiply
    240,034.27x = 360,103.30 × 127,698.16
  4. Step 4: Simplify right side
    240,034.27x = 45,984,528,819.93
  5. Step 5: Solve for x
    x = 45,984,528,819.93/240,034.27
  6. Step 6: Final answer
    x = 191,574.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.