Home / 110,427.62-165,432.45-65,313.86

Finding the Fourth Proportional to 110,427.62, 165,432.45 and 65,313.86

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Solution

The fourth proportional to 110,427.62, 165,432.45 and 65,313.86 is: 97,847.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,427.62 : 165,432.45 = 65,313.86 : x
  2. Step 2: Convert to fraction form
    110,427.62/165,432.45 = 65,313.86/x
  3. Step 3: Cross multiply
    110,427.62x = 165,432.45 × 65,313.86
  4. Step 4: Simplify right side
    110,427.62x = 10,805,031,878.76
  5. Step 5: Solve for x
    x = 10,805,031,878.76/110,427.62
  6. Step 6: Final answer
    x = 97,847.19

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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.