Home / 114,774.20-158,388.24-63,785.31

Finding the Fourth Proportional to 114,774.20, 158,388.24 and 63,785.31

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Solution

The fourth proportional to 114,774.20, 158,388.24 and 63,785.31 is: 88,023.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,774.20 : 158,388.24 = 63,785.31 : x
  2. Step 2: Convert to fraction form
    114,774.20/158,388.24 = 63,785.31/x
  3. Step 3: Cross multiply
    114,774.20x = 158,388.24 × 63,785.31
  4. Step 4: Simplify right side
    114,774.20x = 10,102,842,988.75
  5. Step 5: Solve for x
    x = 10,102,842,988.75/114,774.20
  6. Step 6: Final answer
    x = 88,023.64

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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.