Home / 61,490.18-92,185.45-25,928.48

Finding the Fourth Proportional to 61,490.18, 92,185.45 and 25,928.48

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Solution

The fourth proportional to 61,490.18, 92,185.45 and 25,928.48 is: 38,871.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,490.18 : 92,185.45 = 25,928.48 : x
  2. Step 2: Convert to fraction form
    61,490.18/92,185.45 = 25,928.48/x
  3. Step 3: Cross multiply
    61,490.18x = 92,185.45 × 25,928.48
  4. Step 4: Simplify right side
    61,490.18x = 2,390,228,596.62
  5. Step 5: Solve for x
    x = 2,390,228,596.62/61,490.18
  6. Step 6: Final answer
    x = 38,871.71

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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.