Home / 177,119.97-265,721.46-70,510.43

Finding the Fourth Proportional to 177,119.97, 265,721.46 and 70,510.43

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Solution

The fourth proportional to 177,119.97, 265,721.46 and 70,510.43 is: 105,782.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,119.97 : 265,721.46 = 70,510.43 : x
  2. Step 2: Convert to fraction form
    177,119.97/265,721.46 = 70,510.43/x
  3. Step 3: Cross multiply
    177,119.97x = 265,721.46 × 70,510.43
  4. Step 4: Simplify right side
    177,119.97x = 18,736,135,201.34
  5. Step 5: Solve for x
    x = 18,736,135,201.34/177,119.97
  6. Step 6: Final answer
    x = 105,782.17

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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.