Home / 155,514.21-233,269.80-71,250.49

Finding the Fourth Proportional to 155,514.21, 233,269.80 and 71,250.49

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Solution

The fourth proportional to 155,514.21, 233,269.80 and 71,250.49 is: 106,875.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,514.21 : 233,269.80 = 71,250.49 : x
  2. Step 2: Convert to fraction form
    155,514.21/233,269.80 = 71,250.49/x
  3. Step 3: Cross multiply
    155,514.21x = 233,269.80 × 71,250.49
  4. Step 4: Simplify right side
    155,514.21x = 16,620,587,552.20
  5. Step 5: Solve for x
    x = 16,620,587,552.20/155,514.21
  6. Step 6: Final answer
    x = 106,875.04

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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.