Home / 136,169.59-187,867.89-97,374.64

Finding the Fourth Proportional to 136,169.59, 187,867.89 and 97,374.64

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Solution

The fourth proportional to 136,169.59, 187,867.89 and 97,374.64 is: 134,344.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,169.59 : 187,867.89 = 97,374.64 : x
  2. Step 2: Convert to fraction form
    136,169.59/187,867.89 = 97,374.64/x
  3. Step 3: Cross multiply
    136,169.59x = 187,867.89 × 97,374.64
  4. Step 4: Simplify right side
    136,169.59x = 18,293,568,156.31
  5. Step 5: Solve for x
    x = 18,293,568,156.31/136,169.59
  6. Step 6: Final answer
    x = 134,344.01

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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.