Home / 160,825.68-221,794.22-100,401.93

Finding the Fourth Proportional to 160,825.68, 221,794.22 and 100,401.93

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Solution

The fourth proportional to 160,825.68, 221,794.22 and 100,401.93 is: 138,464.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,825.68 : 221,794.22 = 100,401.93 : x
  2. Step 2: Convert to fraction form
    160,825.68/221,794.22 = 100,401.93/x
  3. Step 3: Cross multiply
    160,825.68x = 221,794.22 × 100,401.93
  4. Step 4: Simplify right side
    160,825.68x = 22,268,567,248.84
  5. Step 5: Solve for x
    x = 22,268,567,248.84/160,825.68
  6. Step 6: Final answer
    x = 138,464.00

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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.