Home / 75,673.30-104,441.46-43,860.64

Finding the Fourth Proportional to 75,673.30, 104,441.46 and 43,860.64

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Solution

The fourth proportional to 75,673.30, 104,441.46 and 43,860.64 is: 60,534.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,673.30 : 104,441.46 = 43,860.64 : x
  2. Step 2: Convert to fraction form
    75,673.30/104,441.46 = 43,860.64/x
  3. Step 3: Cross multiply
    75,673.30x = 104,441.46 × 43,860.64
  4. Step 4: Simplify right side
    75,673.30x = 4,580,869,278.13
  5. Step 5: Solve for x
    x = 4,580,869,278.13/75,673.30
  6. Step 6: Final answer
    x = 60,534.82

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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.