Home / 107,517.07-161,277.84-39,126.28

Finding the Fourth Proportional to 107,517.07, 161,277.84 and 39,126.28

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Solution

The fourth proportional to 107,517.07, 161,277.84 and 39,126.28 is: 58,690.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,517.07 : 161,277.84 = 39,126.28 : x
  2. Step 2: Convert to fraction form
    107,517.07/161,277.84 = 39,126.28/x
  3. Step 3: Cross multiply
    107,517.07x = 161,277.84 × 39,126.28
  4. Step 4: Simplify right side
    107,517.07x = 6,310,201,925.64
  5. Step 5: Solve for x
    x = 6,310,201,925.64/107,517.07
  6. Step 6: Final answer
    x = 58,690.23

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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.