Home / 254,962.80-382,116.15-155,016.90

Finding the Fourth Proportional to 254,962.80, 382,116.15 and 155,016.90

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Solution

The fourth proportional to 254,962.80, 382,116.15 and 155,016.90 is: 232,325.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,962.80 : 382,116.15 = 155,016.90 : x
  2. Step 2: Convert to fraction form
    254,962.80/382,116.15 = 155,016.90/x
  3. Step 3: Cross multiply
    254,962.80x = 382,116.15 × 155,016.90
  4. Step 4: Simplify right side
    254,962.80x = 59,234,461,012.94
  5. Step 5: Solve for x
    x = 59,234,461,012.94/254,962.80
  6. Step 6: Final answer
    x = 232,325.90

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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.