Home / 99,277.52-148,774.92-49,308.64

Finding the Fourth Proportional to 99,277.52, 148,774.92 and 49,308.64

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Solution

The fourth proportional to 99,277.52, 148,774.92 and 49,308.64 is: 73,892.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,277.52 : 148,774.92 = 49,308.64 : x
  2. Step 2: Convert to fraction form
    99,277.52/148,774.92 = 49,308.64/x
  3. Step 3: Cross multiply
    99,277.52x = 148,774.92 × 49,308.64
  4. Step 4: Simplify right side
    99,277.52x = 7,335,888,971.31
  5. Step 5: Solve for x
    x = 7,335,888,971.31/99,277.52
  6. Step 6: Final answer
    x = 73,892.75

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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.