Home / 122,127.13-183,191.68-47,255.84

Finding the Fourth Proportional to 122,127.13, 183,191.68 and 47,255.84

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Solution

The fourth proportional to 122,127.13, 183,191.68 and 47,255.84 is: 70,884.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,127.13 : 183,191.68 = 47,255.84 : x
  2. Step 2: Convert to fraction form
    122,127.13/183,191.68 = 47,255.84/x
  3. Step 3: Cross multiply
    122,127.13x = 183,191.68 × 47,255.84
  4. Step 4: Simplify right side
    122,127.13x = 8,656,876,283.68
  5. Step 5: Solve for x
    x = 8,656,876,283.68/122,127.13
  6. Step 6: Final answer
    x = 70,884.14

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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.