Home / 130,635.72-194,868.86-126,262.62

Finding the Fourth Proportional to 130,635.72, 194,868.86 and 126,262.62

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Solution

The fourth proportional to 130,635.72, 194,868.86 and 126,262.62 is: 188,345.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,635.72 : 194,868.86 = 126,262.62 : x
  2. Step 2: Convert to fraction form
    130,635.72/194,868.86 = 126,262.62/x
  3. Step 3: Cross multiply
    130,635.72x = 194,868.86 × 126,262.62
  4. Step 4: Simplify right side
    130,635.72x = 24,604,652,188.70
  5. Step 5: Solve for x
    x = 24,604,652,188.70/130,635.72
  6. Step 6: Final answer
    x = 188,345.52

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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.