Home / 267,373.90-401,046.09-89,862.58

Finding the Fourth Proportional to 267,373.90, 401,046.09 and 89,862.58

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Solution

The fourth proportional to 267,373.90, 401,046.09 and 89,862.58 is: 134,788.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,373.90 : 401,046.09 = 89,862.58 : x
  2. Step 2: Convert to fraction form
    267,373.90/401,046.09 = 89,862.58/x
  3. Step 3: Cross multiply
    267,373.90x = 401,046.09 × 89,862.58
  4. Step 4: Simplify right side
    267,373.90x = 36,039,036,346.31
  5. Step 5: Solve for x
    x = 36,039,036,346.31/267,373.90
  6. Step 6: Final answer
    x = 134,788.91

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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.