Home / 110,415.10-165,625.36-40,294.40

Finding the Fourth Proportional to 110,415.10, 165,625.36 and 40,294.40

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Solution

The fourth proportional to 110,415.10, 165,625.36 and 40,294.40 is: 60,442.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,415.10 : 165,625.36 = 40,294.40 : x
  2. Step 2: Convert to fraction form
    110,415.10/165,625.36 = 40,294.40/x
  3. Step 3: Cross multiply
    110,415.10x = 165,625.36 × 40,294.40
  4. Step 4: Simplify right side
    110,415.10x = 6,673,774,505.98
  5. Step 5: Solve for x
    x = 6,673,774,505.98/110,415.10
  6. Step 6: Final answer
    x = 60,442.59

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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.