Home / 85,070.25-127,595.66-22,745.61

Finding the Fourth Proportional to 85,070.25, 127,595.66 and 22,745.61

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Solution

The fourth proportional to 85,070.25, 127,595.66 and 22,745.61 is: 34,115.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,070.25 : 127,595.66 = 22,745.61 : x
  2. Step 2: Convert to fraction form
    85,070.25/127,595.66 = 22,745.61/x
  3. Step 3: Cross multiply
    85,070.25x = 127,595.66 × 22,745.61
  4. Step 4: Simplify right side
    85,070.25x = 2,902,241,325.31
  5. Step 5: Solve for x
    x = 2,902,241,325.31/85,070.25
  6. Step 6: Final answer
    x = 34,115.82

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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.