Home / 127,456.84-191,073.48-48,518.56

Finding the Fourth Proportional to 127,456.84, 191,073.48 and 48,518.56

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Solution

The fourth proportional to 127,456.84, 191,073.48 and 48,518.56 is: 72,735.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,456.84 : 191,073.48 = 48,518.56 : x
  2. Step 2: Convert to fraction form
    127,456.84/191,073.48 = 48,518.56/x
  3. Step 3: Cross multiply
    127,456.84x = 191,073.48 × 48,518.56
  4. Step 4: Simplify right side
    127,456.84x = 9,270,610,103.79
  5. Step 5: Solve for x
    x = 9,270,610,103.79/127,456.84
  6. Step 6: Final answer
    x = 72,735.29

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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.