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Finding the Fourth Proportional to 162,823.70, 244,235.55 and 122,906.90

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Solution

The fourth proportional to 162,823.70, 244,235.55 and 122,906.90 is: 184,360.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,823.70 : 244,235.55 = 122,906.90 : x
  2. Step 2: Convert to fraction form
    162,823.70/244,235.55 = 122,906.90/x
  3. Step 3: Cross multiply
    162,823.70x = 244,235.55 × 122,906.90
  4. Step 4: Simplify right side
    162,823.70x = 30,018,234,320.30
  5. Step 5: Solve for x
    x = 30,018,234,320.30/162,823.70
  6. Step 6: Final answer
    x = 184,360.35

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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.