Home / 89,188.08-133,675.50-67,963.26

Finding the Fourth Proportional to 89,188.08, 133,675.50 and 67,963.26

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Solution

The fourth proportional to 89,188.08, 133,675.50 and 67,963.26 is: 101,863.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,188.08 : 133,675.50 = 67,963.26 : x
  2. Step 2: Convert to fraction form
    89,188.08/133,675.50 = 67,963.26/x
  3. Step 3: Cross multiply
    89,188.08x = 133,675.50 × 67,963.26
  4. Step 4: Simplify right side
    89,188.08x = 9,085,022,762.13
  5. Step 5: Solve for x
    x = 9,085,022,762.13/89,188.08
  6. Step 6: Final answer
    x = 101,863.64

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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.