Home / 158,086.24-218,033.04-134,291.68

Finding the Fourth Proportional to 158,086.24, 218,033.04 and 134,291.68

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Solution

The fourth proportional to 158,086.24, 218,033.04 and 134,291.68 is: 185,215.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,086.24 : 218,033.04 = 134,291.68 : x
  2. Step 2: Convert to fraction form
    158,086.24/218,033.04 = 134,291.68/x
  3. Step 3: Cross multiply
    158,086.24x = 218,033.04 × 134,291.68
  4. Step 4: Simplify right side
    158,086.24x = 29,280,023,237.11
  5. Step 5: Solve for x
    x = 29,280,023,237.11/158,086.24
  6. Step 6: Final answer
    x = 185,215.51

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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.