Home / 121,536.49-182,042.29-118,562.17

Finding the Fourth Proportional to 121,536.49, 182,042.29 and 118,562.17

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Solution

The fourth proportional to 121,536.49, 182,042.29 and 118,562.17 is: 177,587.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,536.49 : 182,042.29 = 118,562.17 : x
  2. Step 2: Convert to fraction form
    121,536.49/182,042.29 = 118,562.17/x
  3. Step 3: Cross multiply
    121,536.49x = 182,042.29 × 118,562.17
  4. Step 4: Simplify right side
    121,536.49x = 21,583,328,934.17
  5. Step 5: Solve for x
    x = 21,583,328,934.17/121,536.49
  6. Step 6: Final answer
    x = 177,587.23

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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.