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Finding the Fourth Proportional to 184,422.40, 276,414.90 and 165,614.20

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Solution

The fourth proportional to 184,422.40, 276,414.90 and 165,614.20 is: 248,224.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,422.40 : 276,414.90 = 165,614.20 : x
  2. Step 2: Convert to fraction form
    184,422.40/276,414.90 = 165,614.20/x
  3. Step 3: Cross multiply
    184,422.40x = 276,414.90 × 165,614.20
  4. Step 4: Simplify right side
    184,422.40x = 45,778,232,531.58
  5. Step 5: Solve for x
    x = 45,778,232,531.58/184,422.40
  6. Step 6: Final answer
    x = 248,224.90

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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.