Home / 109,844.20-164,756.70-35,972.20

Finding the Fourth Proportional to 109,844.20, 164,756.70 and 35,972.20

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Solution

The fourth proportional to 109,844.20, 164,756.70 and 35,972.20 is: 53,955.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,844.20 : 164,756.70 = 35,972.20 : x
  2. Step 2: Convert to fraction form
    109,844.20/164,756.70 = 35,972.20/x
  3. Step 3: Cross multiply
    109,844.20x = 164,756.70 × 35,972.20
  4. Step 4: Simplify right side
    109,844.20x = 5,926,660,963.74
  5. Step 5: Solve for x
    x = 5,926,660,963.74/109,844.20
  6. Step 6: Final answer
    x = 53,955.16

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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.