Home / 94,699.72-141,914.24-69,542.40

Finding the Fourth Proportional to 94,699.72, 141,914.24 and 69,542.40

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Solution

The fourth proportional to 94,699.72, 141,914.24 and 69,542.40 is: 104,214.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,699.72 : 141,914.24 = 69,542.40 : x
  2. Step 2: Convert to fraction form
    94,699.72/141,914.24 = 69,542.40/x
  3. Step 3: Cross multiply
    94,699.72x = 141,914.24 × 69,542.40
  4. Step 4: Simplify right side
    94,699.72x = 9,869,056,843.78
  5. Step 5: Solve for x
    x = 9,869,056,843.78/94,699.72
  6. Step 6: Final answer
    x = 104,214.21

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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.