Home / 52,125.31-78,192.56-14,685.69

Finding the Fourth Proportional to 52,125.31, 78,192.56 and 14,685.69

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Solution

The fourth proportional to 52,125.31, 78,192.56 and 14,685.69 is: 22,029.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,125.31 : 78,192.56 = 14,685.69 : x
  2. Step 2: Convert to fraction form
    52,125.31/78,192.56 = 14,685.69/x
  3. Step 3: Cross multiply
    52,125.31x = 78,192.56 × 14,685.69
  4. Step 4: Simplify right side
    52,125.31x = 1,148,311,696.47
  5. Step 5: Solve for x
    x = 1,148,311,696.47/52,125.31
  6. Step 6: Final answer
    x = 22,029.83

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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.