Home / 127,352.62-191,017.92-43,110.98

Finding the Fourth Proportional to 127,352.62, 191,017.92 and 43,110.98

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Solution

The fourth proportional to 127,352.62, 191,017.92 and 43,110.98 is: 64,662.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,352.62 : 191,017.92 = 43,110.98 : x
  2. Step 2: Convert to fraction form
    127,352.62/191,017.92 = 43,110.98/x
  3. Step 3: Cross multiply
    127,352.62x = 191,017.92 × 43,110.98
  4. Step 4: Simplify right side
    127,352.62x = 8,234,969,728.76
  5. Step 5: Solve for x
    x = 8,234,969,728.76/127,352.62
  6. Step 6: Final answer
    x = 64,662.74

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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.