Home / 61,729.22-92,574.68-22,281.20

Finding the Fourth Proportional to 61,729.22, 92,574.68 and 22,281.20

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Solution

The fourth proportional to 61,729.22, 92,574.68 and 22,281.20 is: 33,414.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,729.22 : 92,574.68 = 22,281.20 : x
  2. Step 2: Convert to fraction form
    61,729.22/92,574.68 = 22,281.20/x
  3. Step 3: Cross multiply
    61,729.22x = 92,574.68 × 22,281.20
  4. Step 4: Simplify right side
    61,729.22x = 2,062,674,960.02
  5. Step 5: Solve for x
    x = 2,062,674,960.02/61,729.22
  6. Step 6: Final answer
    x = 33,414.89

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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.