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Finding the Fourth Proportional to 162,580.52, 224,285.34 and 105,238.34

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Solution

The fourth proportional to 162,580.52, 224,285.34 and 105,238.34 is: 145,179.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,580.52 : 224,285.34 = 105,238.34 : x
  2. Step 2: Convert to fraction form
    162,580.52/224,285.34 = 105,238.34/x
  3. Step 3: Cross multiply
    162,580.52x = 224,285.34 × 105,238.34
  4. Step 4: Simplify right side
    162,580.52x = 23,603,416,867.94
  5. Step 5: Solve for x
    x = 23,603,416,867.94/162,580.52
  6. Step 6: Final answer
    x = 145,179.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.