Home / 134,866.56-186,203.52-120,695.04

Finding the Fourth Proportional to 134,866.56, 186,203.52 and 120,695.04

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Solution

The fourth proportional to 134,866.56, 186,203.52 and 120,695.04 is: 166,637.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,866.56 : 186,203.52 = 120,695.04 : x
  2. Step 2: Convert to fraction form
    134,866.56/186,203.52 = 120,695.04/x
  3. Step 3: Cross multiply
    134,866.56x = 186,203.52 × 120,695.04
  4. Step 4: Simplify right side
    134,866.56x = 22,473,841,294.54
  5. Step 5: Solve for x
    x = 22,473,841,294.54/134,866.56
  6. Step 6: Final answer
    x = 166,637.61

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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.