Home / 119,982.07-179,860.92-53,386.03

Finding the Fourth Proportional to 119,982.07, 179,860.92 and 53,386.03

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Solution

The fourth proportional to 119,982.07, 179,860.92 and 53,386.03 is: 80,029.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,982.07 : 179,860.92 = 53,386.03 : x
  2. Step 2: Convert to fraction form
    119,982.07/179,860.92 = 53,386.03/x
  3. Step 3: Cross multiply
    119,982.07x = 179,860.92 × 53,386.03
  4. Step 4: Simplify right side
    119,982.07x = 9,602,060,470.95
  5. Step 5: Solve for x
    x = 9,602,060,470.95/119,982.07
  6. Step 6: Final answer
    x = 80,029.13

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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.