Home / 160,320.22-240,406.20-90,199.53

Finding the Fourth Proportional to 160,320.22, 240,406.20 and 90,199.53

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Solution

The fourth proportional to 160,320.22, 240,406.20 and 90,199.53 is: 135,257.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,320.22 : 240,406.20 = 90,199.53 : x
  2. Step 2: Convert to fraction form
    160,320.22/240,406.20 = 90,199.53/x
  3. Step 3: Cross multiply
    160,320.22x = 240,406.20 × 90,199.53
  4. Step 4: Simplify right side
    160,320.22x = 21,684,526,249.09
  5. Step 5: Solve for x
    x = 21,684,526,249.09/160,320.22
  6. Step 6: Final answer
    x = 135,257.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.