Home / 195,307.11-292,959.81-82,970.10

Finding the Fourth Proportional to 195,307.11, 292,959.81 and 82,970.10

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Solution

The fourth proportional to 195,307.11, 292,959.81 and 82,970.10 is: 124,454.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,307.11 : 292,959.81 = 82,970.10 : x
  2. Step 2: Convert to fraction form
    195,307.11/292,959.81 = 82,970.10/x
  3. Step 3: Cross multiply
    195,307.11x = 292,959.81 × 82,970.10
  4. Step 4: Simplify right side
    195,307.11x = 24,306,904,731.68
  5. Step 5: Solve for x
    x = 24,306,904,731.68/195,307.11
  6. Step 6: Final answer
    x = 124,454.79

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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.