Home / 75,334.30-103,961-41,343.34

Finding the Fourth Proportional to 75,334.30, 103,961 and 41,343.34

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Solution

The fourth proportional to 75,334.30, 103,961 and 41,343.34 is: 57,053.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,334.30 : 103,961 = 41,343.34 : x
  2. Step 2: Convert to fraction form
    75,334.30/103,961 = 41,343.34/x
  3. Step 3: Cross multiply
    75,334.30x = 103,961 × 41,343.34
  4. Step 4: Simplify right side
    75,334.30x = 4,298,094,969.74
  5. Step 5: Solve for x
    x = 4,298,094,969.74/75,334.30
  6. Step 6: Final answer
    x = 57,053.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.