Home / 48,135.47-72,172.45-23,125.76

Finding the Fourth Proportional to 48,135.47, 72,172.45 and 23,125.76

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Solution

The fourth proportional to 48,135.47, 72,172.45 and 23,125.76 is: 34,673.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,135.47 : 72,172.45 = 23,125.76 : x
  2. Step 2: Convert to fraction form
    48,135.47/72,172.45 = 23,125.76/x
  3. Step 3: Cross multiply
    48,135.47x = 72,172.45 × 23,125.76
  4. Step 4: Simplify right side
    48,135.47x = 1,669,042,295.27
  5. Step 5: Solve for x
    x = 1,669,042,295.27/48,135.47
  6. Step 6: Final answer
    x = 34,673.86

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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.