Home / 177,712.74-245,084.78-147,450.14

Finding the Fourth Proportional to 177,712.74, 245,084.78 and 147,450.14

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Solution

The fourth proportional to 177,712.74, 245,084.78 and 147,450.14 is: 203,349.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,712.74 : 245,084.78 = 147,450.14 : x
  2. Step 2: Convert to fraction form
    177,712.74/245,084.78 = 147,450.14/x
  3. Step 3: Cross multiply
    177,712.74x = 245,084.78 × 147,450.14
  4. Step 4: Simplify right side
    177,712.74x = 36,137,785,122.87
  5. Step 5: Solve for x
    x = 36,137,785,122.87/177,712.74
  6. Step 6: Final answer
    x = 203,349.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.