Home / 88,316.88-132,479.64-29,141.52

Finding the Fourth Proportional to 88,316.88, 132,479.64 and 29,141.52

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Solution

The fourth proportional to 88,316.88, 132,479.64 and 29,141.52 is: 43,713.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,316.88 : 132,479.64 = 29,141.52 : x
  2. Step 2: Convert to fraction form
    88,316.88/132,479.64 = 29,141.52/x
  3. Step 3: Cross multiply
    88,316.88x = 132,479.64 × 29,141.52
  4. Step 4: Simplify right side
    88,316.88x = 3,860,658,078.65
  5. Step 5: Solve for x
    x = 3,860,658,078.65/88,316.88
  6. Step 6: Final answer
    x = 43,713.71

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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.