Home / 110,386.78-165,604.86-40,266.10

Finding the Fourth Proportional to 110,386.78, 165,604.86 and 40,266.10

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Solution

The fourth proportional to 110,386.78, 165,604.86 and 40,266.10 is: 60,408.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,386.78 : 165,604.86 = 40,266.10 : x
  2. Step 2: Convert to fraction form
    110,386.78/165,604.86 = 40,266.10/x
  3. Step 3: Cross multiply
    110,386.78x = 165,604.86 × 40,266.10
  4. Step 4: Simplify right side
    110,386.78x = 6,668,261,853.25
  5. Step 5: Solve for x
    x = 6,668,261,853.25/110,386.78
  6. Step 6: Final answer
    x = 60,408.16

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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.