Home / 176,002.20-264,003.30-82,690.20

Finding the Fourth Proportional to 176,002.20, 264,003.30 and 82,690.20

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Solution

The fourth proportional to 176,002.20, 264,003.30 and 82,690.20 is: 124,035.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,002.20 : 264,003.30 = 82,690.20 : x
  2. Step 2: Convert to fraction form
    176,002.20/264,003.30 = 82,690.20/x
  3. Step 3: Cross multiply
    176,002.20x = 264,003.30 × 82,690.20
  4. Step 4: Simplify right side
    176,002.20x = 21,830,485,677.66
  5. Step 5: Solve for x
    x = 21,830,485,677.66/176,002.20
  6. Step 6: Final answer
    x = 124,035.30

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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.