Home / 78,694.67-118,007.27-22,521.99

Finding the Fourth Proportional to 78,694.67, 118,007.27 and 22,521.99

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Solution

The fourth proportional to 78,694.67, 118,007.27 and 22,521.99 is: 33,773.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,694.67 : 118,007.27 = 22,521.99 : x
  2. Step 2: Convert to fraction form
    78,694.67/118,007.27 = 22,521.99/x
  3. Step 3: Cross multiply
    78,694.67x = 118,007.27 × 22,521.99
  4. Step 4: Simplify right side
    78,694.67x = 2,657,758,554.87
  5. Step 5: Solve for x
    x = 2,657,758,554.87/78,694.67
  6. Step 6: Final answer
    x = 33,773.04

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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.