Home / 61,915.24-92,849.10-30,305.80

Finding the Fourth Proportional to 61,915.24, 92,849.10 and 30,305.80

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Solution

The fourth proportional to 61,915.24, 92,849.10 and 30,305.80 is: 45,447.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,915.24 : 92,849.10 = 30,305.80 : x
  2. Step 2: Convert to fraction form
    61,915.24/92,849.10 = 30,305.80/x
  3. Step 3: Cross multiply
    61,915.24x = 92,849.10 × 30,305.80
  4. Step 4: Simplify right side
    61,915.24x = 2,813,866,254.78
  5. Step 5: Solve for x
    x = 2,813,866,254.78/61,915.24
  6. Step 6: Final answer
    x = 45,447.07

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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.