Home / 117,642.48-176,463.30-51,073.92

Finding the Fourth Proportional to 117,642.48, 176,463.30 and 51,073.92

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Solution

The fourth proportional to 117,642.48, 176,463.30 and 51,073.92 is: 76,610.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,642.48 : 176,463.30 = 51,073.92 : x
  2. Step 2: Convert to fraction form
    117,642.48/176,463.30 = 51,073.92/x
  3. Step 3: Cross multiply
    117,642.48x = 176,463.30 × 51,073.92
  4. Step 4: Simplify right side
    117,642.48x = 9,012,672,467.14
  5. Step 5: Solve for x
    x = 9,012,672,467.14/117,642.48
  6. Step 6: Final answer
    x = 76,610.70

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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.