Home / 94,774.56-142,112.16-47,338.80

Finding the Fourth Proportional to 94,774.56, 142,112.16 and 47,338.80

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Solution

The fourth proportional to 94,774.56, 142,112.16 and 47,338.80 is: 70,983.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,774.56 : 142,112.16 = 47,338.80 : x
  2. Step 2: Convert to fraction form
    94,774.56/142,112.16 = 47,338.80/x
  3. Step 3: Cross multiply
    94,774.56x = 142,112.16 × 47,338.80
  4. Step 4: Simplify right side
    94,774.56x = 6,727,419,119.81
  5. Step 5: Solve for x
    x = 6,727,419,119.81/94,774.56
  6. Step 6: Final answer
    x = 70,983.39

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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.