Home / 61,546.88-92,283.38-28,225.20

Finding the Fourth Proportional to 61,546.88, 92,283.38 and 28,225.20

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Solution

The fourth proportional to 61,546.88, 92,283.38 and 28,225.20 is: 42,320.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,546.88 : 92,283.38 = 28,225.20 : x
  2. Step 2: Convert to fraction form
    61,546.88/92,283.38 = 28,225.20/x
  3. Step 3: Cross multiply
    61,546.88x = 92,283.38 × 28,225.20
  4. Step 4: Simplify right side
    61,546.88x = 2,604,716,857.18
  5. Step 5: Solve for x
    x = 2,604,716,857.18/61,546.88
  6. Step 6: Final answer
    x = 42,320.86

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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.