Home / 134,452.39-185,537.25-74,011.23

Finding the Fourth Proportional to 134,452.39, 185,537.25 and 74,011.23

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Solution

The fourth proportional to 134,452.39, 185,537.25 and 74,011.23 is: 102,131.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,452.39 : 185,537.25 = 74,011.23 : x
  2. Step 2: Convert to fraction form
    134,452.39/185,537.25 = 74,011.23/x
  3. Step 3: Cross multiply
    134,452.39x = 185,537.25 × 74,011.23
  4. Step 4: Simplify right side
    134,452.39x = 13,731,840,083.32
  5. Step 5: Solve for x
    x = 13,731,840,083.32/134,452.39
  6. Step 6: Final answer
    x = 102,131.62

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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.