Home / 136,268.64-204,427.62-56,306.70

Finding the Fourth Proportional to 136,268.64, 204,427.62 and 56,306.70

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Solution

The fourth proportional to 136,268.64, 204,427.62 and 56,306.70 is: 84,470.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,268.64 : 204,427.62 = 56,306.70 : x
  2. Step 2: Convert to fraction form
    136,268.64/204,427.62 = 56,306.70/x
  3. Step 3: Cross multiply
    136,268.64x = 204,427.62 × 56,306.70
  4. Step 4: Simplify right side
    136,268.64x = 11,510,644,671.05
  5. Step 5: Solve for x
    x = 11,510,644,671.05/136,268.64
  6. Step 6: Final answer
    x = 84,470.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.