Home / 153,371.20-211,597.48-88,805.19

Finding the Fourth Proportional to 153,371.20, 211,597.48 and 88,805.19

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Solution

The fourth proportional to 153,371.20, 211,597.48 and 88,805.19 is: 122,519.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,371.20 : 211,597.48 = 88,805.19 : x
  2. Step 2: Convert to fraction form
    153,371.20/211,597.48 = 88,805.19/x
  3. Step 3: Cross multiply
    153,371.20x = 211,597.48 × 88,805.19
  4. Step 4: Simplify right side
    153,371.20x = 18,790,954,192.91
  5. Step 5: Solve for x
    x = 18,790,954,192.91/153,371.20
  6. Step 6: Final answer
    x = 122,519.45

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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.