Home / 80,775.29-121,187.66-41,360.28

Finding the Fourth Proportional to 80,775.29, 121,187.66 and 41,360.28

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Solution

The fourth proportional to 80,775.29, 121,187.66 and 41,360.28 is: 62,053.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,775.29 : 121,187.66 = 41,360.28 : x
  2. Step 2: Convert to fraction form
    80,775.29/121,187.66 = 41,360.28/x
  3. Step 3: Cross multiply
    80,775.29x = 121,187.66 × 41,360.28
  4. Step 4: Simplify right side
    80,775.29x = 5,012,355,343.34
  5. Step 5: Solve for x
    x = 5,012,355,343.34/80,775.29
  6. Step 6: Final answer
    x = 62,053.08

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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.