Home / 119,964.78-179,925.21-53,348.76

Finding the Fourth Proportional to 119,964.78, 179,925.21 and 53,348.76

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Solution

The fourth proportional to 119,964.78, 179,925.21 and 53,348.76 is: 80,013.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,964.78 : 179,925.21 = 53,348.76 : x
  2. Step 2: Convert to fraction form
    119,964.78/179,925.21 = 53,348.76/x
  3. Step 3: Cross multiply
    119,964.78x = 179,925.21 × 53,348.76
  4. Step 4: Simplify right side
    119,964.78x = 9,598,786,846.24
  5. Step 5: Solve for x
    x = 9,598,786,846.24/119,964.78
  6. Step 6: Final answer
    x = 80,013.37

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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.