Home / 195,002.10-292,535.55-76,677.30

Finding the Fourth Proportional to 195,002.10, 292,535.55 and 76,677.30

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Solution

The fourth proportional to 195,002.10, 292,535.55 and 76,677.30 is: 115,028.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,002.10 : 292,535.55 = 76,677.30 : x
  2. Step 2: Convert to fraction form
    195,002.10/292,535.55 = 76,677.30/x
  3. Step 3: Cross multiply
    195,002.10x = 292,535.55 × 76,677.30
  4. Step 4: Simplify right side
    195,002.10x = 22,430,836,128.02
  5. Step 5: Solve for x
    x = 22,430,836,128.02/195,002.10
  6. Step 6: Final answer
    x = 115,028.69

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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.