Home / 220,760.34-304,658.67-125,275.92

Finding the Fourth Proportional to 220,760.34, 304,658.67 and 125,275.92

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Solution

The fourth proportional to 220,760.34, 304,658.67 and 125,275.92 is: 172,886.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,760.34 : 304,658.67 = 125,275.92 : x
  2. Step 2: Convert to fraction form
    220,760.34/304,658.67 = 125,275.92/x
  3. Step 3: Cross multiply
    220,760.34x = 304,658.67 × 125,275.92
  4. Step 4: Simplify right side
    220,760.34x = 38,166,393,792.86
  5. Step 5: Solve for x
    x = 38,166,393,792.86/220,760.34
  6. Step 6: Final answer
    x = 172,886.10

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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.