Home / 122,947.10-184,420.65-111,283.10

Finding the Fourth Proportional to 122,947.10, 184,420.65 and 111,283.10

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Solution

The fourth proportional to 122,947.10, 184,420.65 and 111,283.10 is: 166,924.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,947.10 : 184,420.65 = 111,283.10 : x
  2. Step 2: Convert to fraction form
    122,947.10/184,420.65 = 111,283.10/x
  3. Step 3: Cross multiply
    122,947.10x = 184,420.65 × 111,283.10
  4. Step 4: Simplify right side
    122,947.10x = 20,522,901,636.02
  5. Step 5: Solve for x
    x = 20,522,901,636.02/122,947.10
  6. Step 6: Final answer
    x = 166,924.65

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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.