Home / 61,229.64-91,841.58-25,681.72

Finding the Fourth Proportional to 61,229.64, 91,841.58 and 25,681.72

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Solution

The fourth proportional to 61,229.64, 91,841.58 and 25,681.72 is: 38,521.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,229.64 : 91,841.58 = 25,681.72 : x
  2. Step 2: Convert to fraction form
    61,229.64/91,841.58 = 25,681.72/x
  3. Step 3: Cross multiply
    61,229.64x = 91,841.58 × 25,681.72
  4. Step 4: Simplify right side
    61,229.64x = 2,358,649,741.92
  5. Step 5: Solve for x
    x = 2,358,649,741.92/61,229.64
  6. Step 6: Final answer
    x = 38,521.37

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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.