Home / 52,115.07-78,172.62-36,601.95

Finding the Fourth Proportional to 52,115.07, 78,172.62 and 36,601.95

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Solution

The fourth proportional to 52,115.07, 78,172.62 and 36,601.95 is: 54,902.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,115.07 : 78,172.62 = 36,601.95 : x
  2. Step 2: Convert to fraction form
    52,115.07/78,172.62 = 36,601.95/x
  3. Step 3: Cross multiply
    52,115.07x = 78,172.62 × 36,601.95
  4. Step 4: Simplify right side
    52,115.07x = 2,861,270,328.61
  5. Step 5: Solve for x
    x = 2,861,270,328.61/52,115.07
  6. Step 6: Final answer
    x = 54,902.94

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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.