Home / 254,829.02-382,538.80-136,731.02

Finding the Fourth Proportional to 254,829.02, 382,538.80 and 136,731.02

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Solution

The fourth proportional to 254,829.02, 382,538.80 and 136,731.02 is: 205,254.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,829.02 : 382,538.80 = 136,731.02 : x
  2. Step 2: Convert to fraction form
    254,829.02/382,538.80 = 136,731.02/x
  3. Step 3: Cross multiply
    254,829.02x = 382,538.80 × 136,731.02
  4. Step 4: Simplify right side
    254,829.02x = 52,304,920,313.58
  5. Step 5: Solve for x
    x = 52,304,920,313.58/254,829.02
  6. Step 6: Final answer
    x = 205,254.96

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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.