Home / 110,134.60-165,208.18-31,242.64

Finding the Fourth Proportional to 110,134.60, 165,208.18 and 31,242.64

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Solution

The fourth proportional to 110,134.60, 165,208.18 and 31,242.64 is: 46,865.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,134.60 : 165,208.18 = 31,242.64 : x
  2. Step 2: Convert to fraction form
    110,134.60/165,208.18 = 31,242.64/x
  3. Step 3: Cross multiply
    110,134.60x = 165,208.18 × 31,242.64
  4. Step 4: Simplify right side
    110,134.60x = 5,161,539,692.80
  5. Step 5: Solve for x
    x = 5,161,539,692.80/110,134.60
  6. Step 6: Final answer
    x = 46,865.74

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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.