Home / 236,174.70-354,331.08-76,246.90

Finding the Fourth Proportional to 236,174.70, 354,331.08 and 76,246.90

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Solution

The fourth proportional to 236,174.70, 354,331.08 and 76,246.90 is: 114,392.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,174.70 : 354,331.08 = 76,246.90 : x
  2. Step 2: Convert to fraction form
    236,174.70/354,331.08 = 76,246.90/x
  3. Step 3: Cross multiply
    236,174.70x = 354,331.08 × 76,246.90
  4. Step 4: Simplify right side
    236,174.70x = 27,016,646,423.65
  5. Step 5: Solve for x
    x = 27,016,646,423.65/236,174.70
  6. Step 6: Final answer
    x = 114,392.64

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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.