Home / 130,635.62-194,868.95-126,262.55

Finding the Fourth Proportional to 130,635.62, 194,868.95 and 126,262.55

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Solution

The fourth proportional to 130,635.62, 194,868.95 and 126,262.55 is: 188,345.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,635.62 : 194,868.95 = 126,262.55 : x
  2. Step 2: Convert to fraction form
    130,635.62/194,868.95 = 126,262.55/x
  3. Step 3: Cross multiply
    130,635.62x = 194,868.95 × 126,262.55
  4. Step 4: Simplify right side
    130,635.62x = 24,604,650,542.82
  5. Step 5: Solve for x
    x = 24,604,650,542.82/130,635.62
  6. Step 6: Final answer
    x = 188,345.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.