Home / 160,375.95-221,315.76-88,756.02

Finding the Fourth Proportional to 160,375.95, 221,315.76 and 88,756.02

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Solution

The fourth proportional to 160,375.95, 221,315.76 and 88,756.02 is: 122,481.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,375.95 : 221,315.76 = 88,756.02 : x
  2. Step 2: Convert to fraction form
    160,375.95/221,315.76 = 88,756.02/x
  3. Step 3: Cross multiply
    160,375.95x = 221,315.76 × 88,756.02
  4. Step 4: Simplify right side
    160,375.95x = 19,643,106,020.88
  5. Step 5: Solve for x
    x = 19,643,106,020.88/160,375.95
  6. Step 6: Final answer
    x = 122,481.62

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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.