Home / 75,334.80-103,963.05-41,342.76

Finding the Fourth Proportional to 75,334.80, 103,963.05 and 41,342.76

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Solution

The fourth proportional to 75,334.80, 103,963.05 and 41,342.76 is: 57,053.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,334.80 : 103,963.05 = 41,342.76 : x
  2. Step 2: Convert to fraction form
    75,334.80/103,963.05 = 41,342.76/x
  3. Step 3: Cross multiply
    75,334.80x = 103,963.05 × 41,342.76
  4. Step 4: Simplify right side
    75,334.80x = 4,298,119,425.02
  5. Step 5: Solve for x
    x = 4,298,119,425.02/75,334.80
  6. Step 6: Final answer
    x = 57,053.57

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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.