Home / 75,641.54-104,381.22-41,643.58

Finding the Fourth Proportional to 75,641.54, 104,381.22 and 41,643.58

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Solution

The fourth proportional to 75,641.54, 104,381.22 and 41,643.58 is: 57,465.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,641.54 : 104,381.22 = 41,643.58 : x
  2. Step 2: Convert to fraction form
    75,641.54/104,381.22 = 41,643.58/x
  3. Step 3: Cross multiply
    75,641.54x = 104,381.22 × 41,643.58
  4. Step 4: Simplify right side
    75,641.54x = 4,346,807,235.94
  5. Step 5: Solve for x
    x = 4,346,807,235.94/75,641.54
  6. Step 6: Final answer
    x = 57,465.88

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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.