Home / 67,611.90-101,456.32-34,333.86

Finding the Fourth Proportional to 67,611.90, 101,456.32 and 34,333.86

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Solution

The fourth proportional to 67,611.90, 101,456.32 and 34,333.86 is: 51,520.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,611.90 : 101,456.32 = 34,333.86 : x
  2. Step 2: Convert to fraction form
    67,611.90/101,456.32 = 34,333.86/x
  3. Step 3: Cross multiply
    67,611.90x = 101,456.32 × 34,333.86
  4. Step 4: Simplify right side
    67,611.90x = 3,483,387,087.00
  5. Step 5: Solve for x
    x = 3,483,387,087.00/67,611.90
  6. Step 6: Final answer
    x = 51,520.33

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1.5x scale

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.