Home / 153,252.25-229,879.65-53,412.28

Finding the Fourth Proportional to 153,252.25, 229,879.65 and 53,412.28

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Solution

The fourth proportional to 153,252.25, 229,879.65 and 53,412.28 is: 80,118.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,252.25 : 229,879.65 = 53,412.28 : x
  2. Step 2: Convert to fraction form
    153,252.25/229,879.65 = 53,412.28/x
  3. Step 3: Cross multiply
    153,252.25x = 229,879.65 × 53,412.28
  4. Step 4: Simplify right side
    153,252.25x = 12,278,395,857.70
  5. Step 5: Solve for x
    x = 12,278,395,857.70/153,252.25
  6. Step 6: Final answer
    x = 80,118.86

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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.