Home / 74,181.28-102,337.68-44,356

Finding the Fourth Proportional to 74,181.28, 102,337.68 and 44,356

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Solution

The fourth proportional to 74,181.28, 102,337.68 and 44,356 is: 61,191.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,181.28 : 102,337.68 = 44,356 : x
  2. Step 2: Convert to fraction form
    74,181.28/102,337.68 = 44,356/x
  3. Step 3: Cross multiply
    74,181.28x = 102,337.68 × 44,356
  4. Step 4: Simplify right side
    74,181.28x = 4,539,290,134.08
  5. Step 5: Solve for x
    x = 4,539,290,134.08/74,181.28
  6. Step 6: Final answer
    x = 61,191.86

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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.