Home / 160,192.80-221,082.03-88,578.18

Finding the Fourth Proportional to 160,192.80, 221,082.03 and 88,578.18

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Solution

The fourth proportional to 160,192.80, 221,082.03 and 88,578.18 is: 122,246.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,192.80 : 221,082.03 = 88,578.18 : x
  2. Step 2: Convert to fraction form
    160,192.80/221,082.03 = 88,578.18/x
  3. Step 3: Cross multiply
    160,192.80x = 221,082.03 × 88,578.18
  4. Step 4: Simplify right side
    160,192.80x = 19,583,043,848.11
  5. Step 5: Solve for x
    x = 19,583,043,848.11/160,192.80
  6. Step 6: Final answer
    x = 122,246.72

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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.