Home / 75,984.13-114,047.65-38,571.01

Finding the Fourth Proportional to 75,984.13, 114,047.65 and 38,571.01

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Solution

The fourth proportional to 75,984.13, 114,047.65 and 38,571.01 is: 57,892.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,984.13 : 114,047.65 = 38,571.01 : x
  2. Step 2: Convert to fraction form
    75,984.13/114,047.65 = 38,571.01/x
  3. Step 3: Cross multiply
    75,984.13x = 114,047.65 × 38,571.01
  4. Step 4: Simplify right side
    75,984.13x = 4,398,932,915.52
  5. Step 5: Solve for x
    x = 4,398,932,915.52/75,984.13
  6. Step 6: Final answer
    x = 57,892.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.