Home / 103,634.08-155,451.12-41,348.32

Finding the Fourth Proportional to 103,634.08, 155,451.12 and 41,348.32

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Solution

The fourth proportional to 103,634.08, 155,451.12 and 41,348.32 is: 62,022.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,634.08 : 155,451.12 = 41,348.32 : x
  2. Step 2: Convert to fraction form
    103,634.08/155,451.12 = 41,348.32/x
  3. Step 3: Cross multiply
    103,634.08x = 155,451.12 × 41,348.32
  4. Step 4: Simplify right side
    103,634.08x = 6,427,642,654.12
  5. Step 5: Solve for x
    x = 6,427,642,654.12/103,634.08
  6. Step 6: Final answer
    x = 62,022.48

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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.