Home / 122,363.10-183,611.52-47,486.22

Finding the Fourth Proportional to 122,363.10, 183,611.52 and 47,486.22

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Solution

The fourth proportional to 122,363.10, 183,611.52 and 47,486.22 is: 71,255.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,363.10 : 183,611.52 = 47,486.22 : x
  2. Step 2: Convert to fraction form
    122,363.10/183,611.52 = 47,486.22/x
  3. Step 3: Cross multiply
    122,363.10x = 183,611.52 × 47,486.22
  4. Step 4: Simplify right side
    122,363.10x = 8,719,017,033.25
  5. Step 5: Solve for x
    x = 8,719,017,033.25/122,363.10
  6. Step 6: Final answer
    x = 71,255.28

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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.