Home / 85,013.25-127,522.58-25,849.44

Finding the Fourth Proportional to 85,013.25, 127,522.58 and 25,849.44

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Solution

The fourth proportional to 85,013.25, 127,522.58 and 25,849.44 is: 38,774.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,013.25 : 127,522.58 = 25,849.44 : x
  2. Step 2: Convert to fraction form
    85,013.25/127,522.58 = 25,849.44/x
  3. Step 3: Cross multiply
    85,013.25x = 127,522.58 × 25,849.44
  4. Step 4: Simplify right side
    85,013.25x = 3,296,387,151.11
  5. Step 5: Solve for x
    x = 3,296,387,151.11/85,013.25
  6. Step 6: Final answer
    x = 38,774.98

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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.