Home / 94,994.28-142,433.82-65,379.60

Finding the Fourth Proportional to 94,994.28, 142,433.82 and 65,379.60

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Solution

The fourth proportional to 94,994.28, 142,433.82 and 65,379.60 is: 98,029.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,994.28 : 142,433.82 = 65,379.60 : x
  2. Step 2: Convert to fraction form
    94,994.28/142,433.82 = 65,379.60/x
  3. Step 3: Cross multiply
    94,994.28x = 142,433.82 × 65,379.60
  4. Step 4: Simplify right side
    94,994.28x = 9,312,266,178.07
  5. Step 5: Solve for x
    x = 9,312,266,178.07/94,994.28
  6. Step 6: Final answer
    x = 98,029.76

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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.