Home / 130,875.24-195,306.61-130,126.76

Finding the Fourth Proportional to 130,875.24, 195,306.61 and 130,126.76

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Solution

The fourth proportional to 130,875.24, 195,306.61 and 130,126.76 is: 194,189.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,875.24 : 195,306.61 = 130,126.76 : x
  2. Step 2: Convert to fraction form
    130,875.24/195,306.61 = 130,126.76/x
  3. Step 3: Cross multiply
    130,875.24x = 195,306.61 × 130,126.76
  4. Step 4: Simplify right side
    130,875.24x = 25,414,616,365.88
  5. Step 5: Solve for x
    x = 25,414,616,365.88/130,875.24
  6. Step 6: Final answer
    x = 194,189.64

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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.