Home / 160,169.13-221,014.17-88,539.35

Finding the Fourth Proportional to 160,169.13, 221,014.17 and 88,539.35

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Solution

The fourth proportional to 160,169.13, 221,014.17 and 88,539.35 is: 122,173.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,169.13 : 221,014.17 = 88,539.35 : x
  2. Step 2: Convert to fraction form
    160,169.13/221,014.17 = 88,539.35/x
  3. Step 3: Cross multiply
    160,169.13x = 221,014.17 × 88,539.35
  4. Step 4: Simplify right side
    160,169.13x = 19,568,449,847.52
  5. Step 5: Solve for x
    x = 19,568,449,847.52/160,169.13
  6. Step 6: Final answer
    x = 122,173.67

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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.