Home / 75,964.02-104,829.72-41,972.40

Finding the Fourth Proportional to 75,964.02, 104,829.72 and 41,972.40

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Solution

The fourth proportional to 75,964.02, 104,829.72 and 41,972.40 is: 57,921.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,964.02 : 104,829.72 = 41,972.40 : x
  2. Step 2: Convert to fraction form
    75,964.02/104,829.72 = 41,972.40/x
  3. Step 3: Cross multiply
    75,964.02x = 104,829.72 × 41,972.40
  4. Step 4: Simplify right side
    75,964.02x = 4,399,954,939.73
  5. Step 5: Solve for x
    x = 4,399,954,939.73/75,964.02
  6. Step 6: Final answer
    x = 57,921.57

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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.