Home / 160,537.28-221,531.68-88,913.04

Finding the Fourth Proportional to 160,537.28, 221,531.68 and 88,913.04

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Solution

The fourth proportional to 160,537.28, 221,531.68 and 88,913.04 is: 122,694.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,537.28 : 221,531.68 = 88,913.04 : x
  2. Step 2: Convert to fraction form
    160,537.28/221,531.68 = 88,913.04/x
  3. Step 3: Cross multiply
    160,537.28x = 221,531.68 × 88,913.04
  4. Step 4: Simplify right side
    160,537.28x = 19,697,055,125.11
  5. Step 5: Solve for x
    x = 19,697,055,125.11/160,537.28
  6. Step 6: Final answer
    x = 122,694.59

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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.