Home / 122,938.20-184,382.10-34,169.40

Finding the Fourth Proportional to 122,938.20, 184,382.10 and 34,169.40

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Solution

The fourth proportional to 122,938.20, 184,382.10 and 34,169.40 is: 51,247.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,938.20 : 184,382.10 = 34,169.40 : x
  2. Step 2: Convert to fraction form
    122,938.20/184,382.10 = 34,169.40/x
  3. Step 3: Cross multiply
    122,938.20x = 184,382.10 × 34,169.40
  4. Step 4: Simplify right side
    122,938.20x = 6,300,225,727.74
  5. Step 5: Solve for x
    x = 6,300,225,727.74/122,938.20
  6. Step 6: Final answer
    x = 51,247.10

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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.