Home / 255,613.47-352,753.70-146,727.20

Finding the Fourth Proportional to 255,613.47, 352,753.70 and 146,727.20

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Solution

The fourth proportional to 255,613.47, 352,753.70 and 146,727.20 is: 202,487.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,613.47 : 352,753.70 = 146,727.20 : x
  2. Step 2: Convert to fraction form
    255,613.47/352,753.70 = 146,727.20/x
  3. Step 3: Cross multiply
    255,613.47x = 352,753.70 × 146,727.20
  4. Step 4: Simplify right side
    255,613.47x = 51,758,560,193.24
  5. Step 5: Solve for x
    x = 51,758,560,193.24/255,613.47
  6. Step 6: Final answer
    x = 202,487.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.