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Finding the Fourth Proportional to 151,696.74, 227,478.91 and 80,602.23

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Solution

The fourth proportional to 151,696.74, 227,478.91 and 80,602.23 is: 120,868.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,696.74 : 227,478.91 = 80,602.23 : x
  2. Step 2: Convert to fraction form
    151,696.74/227,478.91 = 80,602.23/x
  3. Step 3: Cross multiply
    151,696.74x = 227,478.91 × 80,602.23
  4. Step 4: Simplify right side
    151,696.74x = 18,335,307,423.97
  5. Step 5: Solve for x
    x = 18,335,307,423.97/151,696.74
  6. Step 6: Final answer
    x = 120,868.17

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1.5x scale

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.