Home / 61,330.32-92,112.20-38,118.96

Finding the Fourth Proportional to 61,330.32, 92,112.20 and 38,118.96

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Solution

The fourth proportional to 61,330.32, 92,112.20 and 38,118.96 is: 57,250.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,330.32 : 92,112.20 = 38,118.96 : x
  2. Step 2: Convert to fraction form
    61,330.32/92,112.20 = 38,118.96/x
  3. Step 3: Cross multiply
    61,330.32x = 92,112.20 × 38,118.96
  4. Step 4: Simplify right side
    61,330.32x = 3,511,221,267.31
  5. Step 5: Solve for x
    x = 3,511,221,267.31/61,330.32
  6. Step 6: Final answer
    x = 57,250.99

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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.