Home / 75,417.42-104,076.88-41,426.70

Finding the Fourth Proportional to 75,417.42, 104,076.88 and 41,426.70

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Solution

The fourth proportional to 75,417.42, 104,076.88 and 41,426.70 is: 57,169.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,417.42 : 104,076.88 = 41,426.70 : x
  2. Step 2: Convert to fraction form
    75,417.42/104,076.88 = 41,426.70/x
  3. Step 3: Cross multiply
    75,417.42x = 104,076.88 × 41,426.70
  4. Step 4: Simplify right side
    75,417.42x = 4,311,561,684.70
  5. Step 5: Solve for x
    x = 4,311,561,684.70/75,417.42
  6. Step 6: Final answer
    x = 57,169.31

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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.