Home / 160,199.10-221,070.84-88,577.28

Finding the Fourth Proportional to 160,199.10, 221,070.84 and 88,577.28

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Solution

The fourth proportional to 160,199.10, 221,070.84 and 88,577.28 is: 122,234.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,199.10 : 221,070.84 = 88,577.28 : x
  2. Step 2: Convert to fraction form
    160,199.10/221,070.84 = 88,577.28/x
  3. Step 3: Cross multiply
    160,199.10x = 221,070.84 × 88,577.28
  4. Step 4: Simplify right side
    160,199.10x = 19,581,853,694.52
  5. Step 5: Solve for x
    x = 19,581,853,694.52/160,199.10
  6. Step 6: Final answer
    x = 122,234.48

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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.