Home / 110,304.06-165,510.77-43,742.72

Finding the Fourth Proportional to 110,304.06, 165,510.77 and 43,742.72

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Solution

The fourth proportional to 110,304.06, 165,510.77 and 43,742.72 is: 65,635.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,304.06 : 165,510.77 = 43,742.72 : x
  2. Step 2: Convert to fraction form
    110,304.06/165,510.77 = 43,742.72/x
  3. Step 3: Cross multiply
    110,304.06x = 165,510.77 × 43,742.72
  4. Step 4: Simplify right side
    110,304.06x = 7,239,891,269.09
  5. Step 5: Solve for x
    x = 7,239,891,269.09/110,304.06
  6. Step 6: Final answer
    x = 65,635.76

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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.