Home / 160,488.26-240,759.71-80,564.42

Finding the Fourth Proportional to 160,488.26, 240,759.71 and 80,564.42

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Solution

The fourth proportional to 160,488.26, 240,759.71 and 80,564.42 is: 120,860.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,488.26 : 240,759.71 = 80,564.42 : x
  2. Step 2: Convert to fraction form
    160,488.26/240,759.71 = 80,564.42/x
  3. Step 3: Cross multiply
    160,488.26x = 240,759.71 × 80,564.42
  4. Step 4: Simplify right side
    160,488.26x = 19,396,666,395.52
  5. Step 5: Solve for x
    x = 19,396,666,395.52/160,488.26
  6. Step 6: Final answer
    x = 120,860.34

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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.