Home / 177,902.88-245,669.28-114,351.36

Finding the Fourth Proportional to 177,902.88, 245,669.28 and 114,351.36

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Solution

The fourth proportional to 177,902.88, 245,669.28 and 114,351.36 is: 157,909.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,902.88 : 245,669.28 = 114,351.36 : x
  2. Step 2: Convert to fraction form
    177,902.88/245,669.28 = 114,351.36/x
  3. Step 3: Cross multiply
    177,902.88x = 245,669.28 × 114,351.36
  4. Step 4: Simplify right side
    177,902.88x = 28,092,616,278.22
  5. Step 5: Solve for x
    x = 28,092,616,278.22/177,902.88
  6. Step 6: Final answer
    x = 157,909.85

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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.