Home / 160,396.04-221,118.35-109,343.26

Finding the Fourth Proportional to 160,396.04, 221,118.35 and 109,343.26

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Solution

The fourth proportional to 160,396.04, 221,118.35 and 109,343.26 is: 150,738.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,396.04 : 221,118.35 = 109,343.26 : x
  2. Step 2: Convert to fraction form
    160,396.04/221,118.35 = 109,343.26/x
  3. Step 3: Cross multiply
    160,396.04x = 221,118.35 × 109,343.26
  4. Step 4: Simplify right side
    160,396.04x = 24,177,800,955.38
  5. Step 5: Solve for x
    x = 24,177,800,955.38/160,396.04
  6. Step 6: Final answer
    x = 150,738.14

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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.