Home / 230,098.80-345,197.48-130,306.16

Finding the Fourth Proportional to 230,098.80, 345,197.48 and 130,306.16

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Solution

The fourth proportional to 230,098.80, 345,197.48 and 130,306.16 is: 195,487.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,098.80 : 345,197.48 = 130,306.16 : x
  2. Step 2: Convert to fraction form
    230,098.80/345,197.48 = 130,306.16/x
  3. Step 3: Cross multiply
    230,098.80x = 345,197.48 × 130,306.16
  4. Step 4: Simplify right side
    230,098.80x = 44,981,358,060.48
  5. Step 5: Solve for x
    x = 44,981,358,060.48/230,098.80
  6. Step 6: Final answer
    x = 195,487.15

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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.