Home / 107,713.20-161,569.80-41,119.05

Finding the Fourth Proportional to 107,713.20, 161,569.80 and 41,119.05

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Solution

The fourth proportional to 107,713.20, 161,569.80 and 41,119.05 is: 61,678.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,713.20 : 161,569.80 = 41,119.05 : x
  2. Step 2: Convert to fraction form
    107,713.20/161,569.80 = 41,119.05/x
  3. Step 3: Cross multiply
    107,713.20x = 161,569.80 × 41,119.05
  4. Step 4: Simplify right side
    107,713.20x = 6,643,596,684.69
  5. Step 5: Solve for x
    x = 6,643,596,684.69/107,713.20
  6. Step 6: Final answer
    x = 61,678.58

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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.