Home / 110,121.93-164,017.31-109,584.90

Finding the Fourth Proportional to 110,121.93, 164,017.31 and 109,584.90

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Solution

The fourth proportional to 110,121.93, 164,017.31 and 109,584.90 is: 163,217.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,121.93 : 164,017.31 = 109,584.90 : x
  2. Step 2: Convert to fraction form
    110,121.93/164,017.31 = 109,584.90/x
  3. Step 3: Cross multiply
    110,121.93x = 164,017.31 × 109,584.90
  4. Step 4: Simplify right side
    110,121.93x = 17,973,819,966.69
  5. Step 5: Solve for x
    x = 17,973,819,966.69/110,121.93
  6. Step 6: Final answer
    x = 163,217.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.