Home / 94,974.16-142,419.68-45,068.56

Finding the Fourth Proportional to 94,974.16, 142,419.68 and 45,068.56

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Solution

The fourth proportional to 94,974.16, 142,419.68 and 45,068.56 is: 67,583.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,974.16 : 142,419.68 = 45,068.56 : x
  2. Step 2: Convert to fraction form
    94,974.16/142,419.68 = 45,068.56/x
  3. Step 3: Cross multiply
    94,974.16x = 142,419.68 × 45,068.56
  4. Step 4: Simplify right side
    94,974.16x = 6,418,649,893.26
  5. Step 5: Solve for x
    x = 6,418,649,893.26/94,974.16
  6. Step 6: Final answer
    x = 67,583.12

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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.