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Finding the Fourth Proportional to 162,782.82, 244,549.44 and 156,056.90

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Solution

The fourth proportional to 162,782.82, 244,549.44 and 156,056.90 is: 234,445.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,782.82 : 244,549.44 = 156,056.90 : x
  2. Step 2: Convert to fraction form
    162,782.82/244,549.44 = 156,056.90/x
  3. Step 3: Cross multiply
    162,782.82x = 244,549.44 × 156,056.90
  4. Step 4: Simplify right side
    162,782.82x = 38,163,627,503.14
  5. Step 5: Solve for x
    x = 38,163,627,503.14/162,782.82
  6. Step 6: Final answer
    x = 234,445.06

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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.