Home / 119,920.70-179,881.56-31,167.92

Finding the Fourth Proportional to 119,920.70, 179,881.56 and 31,167.92

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Solution

The fourth proportional to 119,920.70, 179,881.56 and 31,167.92 is: 46,752.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,920.70 : 179,881.56 = 31,167.92 : x
  2. Step 2: Convert to fraction form
    119,920.70/179,881.56 = 31,167.92/x
  3. Step 3: Cross multiply
    119,920.70x = 179,881.56 × 31,167.92
  4. Step 4: Simplify right side
    119,920.70x = 5,606,534,071.56
  5. Step 5: Solve for x
    x = 5,606,534,071.56/119,920.70
  6. Step 6: Final answer
    x = 46,752.01

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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.