Home / 95,438.20-131,719.08-68,669.32

Finding the Fourth Proportional to 95,438.20, 131,719.08 and 68,669.32

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Solution

The fourth proportional to 95,438.20, 131,719.08 and 68,669.32 is: 94,774.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,438.20 : 131,719.08 = 68,669.32 : x
  2. Step 2: Convert to fraction form
    95,438.20/131,719.08 = 68,669.32/x
  3. Step 3: Cross multiply
    95,438.20x = 131,719.08 × 68,669.32
  4. Step 4: Simplify right side
    95,438.20x = 9,045,059,654.63
  5. Step 5: Solve for x
    x = 9,045,059,654.63/95,438.20
  6. Step 6: Final answer
    x = 94,774.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.