Home / 134,237.16-185,231.94-107,369.88

Finding the Fourth Proportional to 134,237.16, 185,231.94 and 107,369.88

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Solution

The fourth proportional to 134,237.16, 185,231.94 and 107,369.88 is: 148,158.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,237.16 : 185,231.94 = 107,369.88 : x
  2. Step 2: Convert to fraction form
    134,237.16/185,231.94 = 107,369.88/x
  3. Step 3: Cross multiply
    134,237.16x = 185,231.94 × 107,369.88
  4. Step 4: Simplify right side
    134,237.16x = 19,888,331,169.97
  5. Step 5: Solve for x
    x = 19,888,331,169.97/134,237.16
  6. Step 6: Final answer
    x = 148,158.16

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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.