Home / 110,140.89-165,294.42-51,018.04

Finding the Fourth Proportional to 110,140.89, 165,294.42 and 51,018.04

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Solution

The fourth proportional to 110,140.89, 165,294.42 and 51,018.04 is: 76,565.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,140.89 : 165,294.42 = 51,018.04 : x
  2. Step 2: Convert to fraction form
    110,140.89/165,294.42 = 51,018.04/x
  3. Step 3: Cross multiply
    110,140.89x = 165,294.42 × 51,018.04
  4. Step 4: Simplify right side
    110,140.89x = 8,432,997,331.34
  5. Step 5: Solve for x
    x = 8,432,997,331.34/110,140.89
  6. Step 6: Final answer
    x = 76,565.55

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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.