Home / 179,653.12-269,401.45-51,541.14

Finding the Fourth Proportional to 179,653.12, 269,401.45 and 51,541.14

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Solution

The fourth proportional to 179,653.12, 269,401.45 and 51,541.14 is: 77,289.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,653.12 : 269,401.45 = 51,541.14 : x
  2. Step 2: Convert to fraction form
    179,653.12/269,401.45 = 51,541.14/x
  3. Step 3: Cross multiply
    179,653.12x = 269,401.45 × 51,541.14
  4. Step 4: Simplify right side
    179,653.12x = 13,885,257,721.80
  5. Step 5: Solve for x
    x = 13,885,257,721.80/179,653.12
  6. Step 6: Final answer
    x = 77,289.27

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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.