Home / 110,155.55-165,236.90-52,440.26

Finding the Fourth Proportional to 110,155.55, 165,236.90 and 52,440.26

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Solution

The fourth proportional to 110,155.55, 165,236.90 and 52,440.26 is: 78,662.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,155.55 : 165,236.90 = 52,440.26 : x
  2. Step 2: Convert to fraction form
    110,155.55/165,236.90 = 52,440.26/x
  3. Step 3: Cross multiply
    110,155.55x = 165,236.90 × 52,440.26
  4. Step 4: Simplify right side
    110,155.55x = 8,665,066,148.48
  5. Step 5: Solve for x
    x = 8,665,066,148.48/110,155.55
  6. Step 6: Final answer
    x = 78,662.09

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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.