Home / 99,296.22-148,955.28-29,181

Finding the Fourth Proportional to 99,296.22, 148,955.28 and 29,181

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Solution

The fourth proportional to 99,296.22, 148,955.28 and 29,181 is: 43,774.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,296.22 : 148,955.28 = 29,181 : x
  2. Step 2: Convert to fraction form
    99,296.22/148,955.28 = 29,181/x
  3. Step 3: Cross multiply
    99,296.22x = 148,955.28 × 29,181
  4. Step 4: Simplify right side
    99,296.22x = 4,346,664,025.68
  5. Step 5: Solve for x
    x = 4,346,664,025.68/99,296.22
  6. Step 6: Final answer
    x = 43,774.72

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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.