Home / 160,860.15-222,013.56-89,263.23

Finding the Fourth Proportional to 160,860.15, 222,013.56 and 89,263.23

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Solution

The fourth proportional to 160,860.15, 222,013.56 and 89,263.23 is: 123,197.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,860.15 : 222,013.56 = 89,263.23 : x
  2. Step 2: Convert to fraction form
    160,860.15/222,013.56 = 89,263.23/x
  3. Step 3: Cross multiply
    160,860.15x = 222,013.56 × 89,263.23
  4. Step 4: Simplify right side
    160,860.15x = 19,817,647,469.40
  5. Step 5: Solve for x
    x = 19,817,647,469.40/160,860.15
  6. Step 6: Final answer
    x = 123,197.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.