Home / 255,218.50-382,798.56-68,244.58

Finding the Fourth Proportional to 255,218.50, 382,798.56 and 68,244.58

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Solution

The fourth proportional to 255,218.50, 382,798.56 and 68,244.58 is: 102,359.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,218.50 : 382,798.56 = 68,244.58 : x
  2. Step 2: Convert to fraction form
    255,218.50/382,798.56 = 68,244.58/x
  3. Step 3: Cross multiply
    255,218.50x = 382,798.56 × 68,244.58
  4. Step 4: Simplify right side
    255,218.50x = 26,123,926,951.80
  5. Step 5: Solve for x
    x = 26,123,926,951.80/255,218.50
  6. Step 6: Final answer
    x = 102,359.06

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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.