Home / 176,238.76-243,304.26-135,864.04

Finding the Fourth Proportional to 176,238.76, 243,304.26 and 135,864.04

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Solution

The fourth proportional to 176,238.76, 243,304.26 and 135,864.04 is: 187,565.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,238.76 : 243,304.26 = 135,864.04 : x
  2. Step 2: Convert to fraction form
    176,238.76/243,304.26 = 135,864.04/x
  3. Step 3: Cross multiply
    176,238.76x = 243,304.26 × 135,864.04
  4. Step 4: Simplify right side
    176,238.76x = 33,056,299,712.81
  5. Step 5: Solve for x
    x = 33,056,299,712.81/176,238.76
  6. Step 6: Final answer
    x = 187,565.44

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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.