Home / 255,122.20-382,829.10-97,463.80

Finding the Fourth Proportional to 255,122.20, 382,829.10 and 97,463.80

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Solution

The fourth proportional to 255,122.20, 382,829.10 and 97,463.80 is: 146,251.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,122.20 : 382,829.10 = 97,463.80 : x
  2. Step 2: Convert to fraction form
    255,122.20/382,829.10 = 97,463.80/x
  3. Step 3: Cross multiply
    255,122.20x = 382,829.10 × 97,463.80
  4. Step 4: Simplify right side
    255,122.20x = 37,311,978,836.58
  5. Step 5: Solve for x
    x = 37,311,978,836.58/255,122.20
  6. Step 6: Final answer
    x = 146,251.40

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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.