Home / 195,201.20-292,607.40-89,836.40

Finding the Fourth Proportional to 195,201.20, 292,607.40 and 89,836.40

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Solution

The fourth proportional to 195,201.20, 292,607.40 and 89,836.40 is: 134,665.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,201.20 : 292,607.40 = 89,836.40 : x
  2. Step 2: Convert to fraction form
    195,201.20/292,607.40 = 89,836.40/x
  3. Step 3: Cross multiply
    195,201.20x = 292,607.40 × 89,836.40
  4. Step 4: Simplify right side
    195,201.20x = 26,286,795,429.36
  5. Step 5: Solve for x
    x = 26,286,795,429.36/195,201.20
  6. Step 6: Final answer
    x = 134,665.13

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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.