Home / 122,173.92-183,203.37-47,329.11

Finding the Fourth Proportional to 122,173.92, 183,203.37 and 47,329.11

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Solution

The fourth proportional to 122,173.92, 183,203.37 and 47,329.11 is: 70,971.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,173.92 : 183,203.37 = 47,329.11 : x
  2. Step 2: Convert to fraction form
    122,173.92/183,203.37 = 47,329.11/x
  3. Step 3: Cross multiply
    122,173.92x = 183,203.37 × 47,329.11
  4. Step 4: Simplify right side
    122,173.92x = 8,670,852,451.10
  5. Step 5: Solve for x
    x = 8,670,852,451.10/122,173.92
  6. Step 6: Final answer
    x = 70,971.39

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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.