Home / 96,620.80-144,931.20-34,276.72

Finding the Fourth Proportional to 96,620.80, 144,931.20 and 34,276.72

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Solution

The fourth proportional to 96,620.80, 144,931.20 and 34,276.72 is: 51,415.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,620.80 : 144,931.20 = 34,276.72 : x
  2. Step 2: Convert to fraction form
    96,620.80/144,931.20 = 34,276.72/x
  3. Step 3: Cross multiply
    96,620.80x = 144,931.20 × 34,276.72
  4. Step 4: Simplify right side
    96,620.80x = 4,967,766,161.66
  5. Step 5: Solve for x
    x = 4,967,766,161.66/96,620.80
  6. Step 6: Final answer
    x = 51,415.08

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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.