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Finding the Fourth Proportional to 162,885, 244,267.44 and 56,241.72

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Solution

The fourth proportional to 162,885, 244,267.44 and 56,241.72 is: 84,341.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,885 : 244,267.44 = 56,241.72 : x
  2. Step 2: Convert to fraction form
    162,885/244,267.44 = 56,241.72/x
  3. Step 3: Cross multiply
    162,885x = 244,267.44 × 56,241.72
  4. Step 4: Simplify right side
    162,885x = 13,738,020,965.60
  5. Step 5: Solve for x
    x = 13,738,020,965.60/162,885
  6. Step 6: Final answer
    x = 84,341.84

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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.