Home / 96,622.80-144,934.20-34,278.72

Finding the Fourth Proportional to 96,622.80, 144,934.20 and 34,278.72

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Solution

The fourth proportional to 96,622.80, 144,934.20 and 34,278.72 is: 51,418.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,622.80 : 144,934.20 = 34,278.72 : x
  2. Step 2: Convert to fraction form
    96,622.80/144,934.20 = 34,278.72/x
  3. Step 3: Cross multiply
    96,622.80x = 144,934.20 × 34,278.72
  4. Step 4: Simplify right side
    96,622.80x = 4,968,158,860.22
  5. Step 5: Solve for x
    x = 4,968,158,860.22/96,622.80
  6. Step 6: Final answer
    x = 51,418.08

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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.