Home / 130,344.30-195,516.45-102,350.70

Finding the Fourth Proportional to 130,344.30, 195,516.45 and 102,350.70

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Solution

The fourth proportional to 130,344.30, 195,516.45 and 102,350.70 is: 153,526.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,344.30 : 195,516.45 = 102,350.70 : x
  2. Step 2: Convert to fraction form
    130,344.30/195,516.45 = 102,350.70/x
  3. Step 3: Cross multiply
    130,344.30x = 195,516.45 × 102,350.70
  4. Step 4: Simplify right side
    130,344.30x = 20,011,245,519.02
  5. Step 5: Solve for x
    x = 20,011,245,519.02/130,344.30
  6. Step 6: Final answer
    x = 153,526.05

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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.