Home / 134,464.64-185,687.17-84,251.12

Finding the Fourth Proportional to 134,464.64, 185,687.17 and 84,251.12

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Solution

The fourth proportional to 134,464.64, 185,687.17 and 84,251.12 is: 116,345.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,464.64 : 185,687.17 = 84,251.12 : x
  2. Step 2: Convert to fraction form
    134,464.64/185,687.17 = 84,251.12/x
  3. Step 3: Cross multiply
    134,464.64x = 185,687.17 × 84,251.12
  4. Step 4: Simplify right side
    134,464.64x = 15,644,350,903.07
  5. Step 5: Solve for x
    x = 15,644,350,903.07/134,464.64
  6. Step 6: Final answer
    x = 116,345.47

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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.