Home / 120,852.20-181,278.30-41,958.20

Finding the Fourth Proportional to 120,852.20, 181,278.30 and 41,958.20

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Solution

The fourth proportional to 120,852.20, 181,278.30 and 41,958.20 is: 62,937.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,852.20 : 181,278.30 = 41,958.20 : x
  2. Step 2: Convert to fraction form
    120,852.20/181,278.30 = 41,958.20/x
  3. Step 3: Cross multiply
    120,852.20x = 181,278.30 × 41,958.20
  4. Step 4: Simplify right side
    120,852.20x = 7,606,111,167.06
  5. Step 5: Solve for x
    x = 7,606,111,167.06/120,852.20
  6. Step 6: Final answer
    x = 62,937.30

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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.