Home / 61,381.44-92,013.84-39,132.36

Finding the Fourth Proportional to 61,381.44, 92,013.84 and 39,132.36

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Solution

The fourth proportional to 61,381.44, 92,013.84 and 39,132.36 is: 58,661.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,381.44 : 92,013.84 = 39,132.36 : x
  2. Step 2: Convert to fraction form
    61,381.44/92,013.84 = 39,132.36/x
  3. Step 3: Cross multiply
    61,381.44x = 92,013.84 × 39,132.36
  4. Step 4: Simplify right side
    61,381.44x = 3,600,718,711.86
  5. Step 5: Solve for x
    x = 3,600,718,711.86/61,381.44
  6. Step 6: Final answer
    x = 58,661.36

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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.