Home / 127,928.08-191,775.96-44,776.72

Finding the Fourth Proportional to 127,928.08, 191,775.96 and 44,776.72

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Solution

The fourth proportional to 127,928.08, 191,775.96 and 44,776.72 is: 67,124.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,928.08 : 191,775.96 = 44,776.72 : x
  2. Step 2: Convert to fraction form
    127,928.08/191,775.96 = 44,776.72/x
  3. Step 3: Cross multiply
    127,928.08x = 191,775.96 × 44,776.72
  4. Step 4: Simplify right side
    127,928.08x = 8,587,098,463.65
  5. Step 5: Solve for x
    x = 8,587,098,463.65/127,928.08
  6. Step 6: Final answer
    x = 67,124.42

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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.