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Finding the Fourth Proportional to 162,564.30, 243,846.45 and 135,008.10

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Solution

The fourth proportional to 162,564.30, 243,846.45 and 135,008.10 is: 202,512.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,564.30 : 243,846.45 = 135,008.10 : x
  2. Step 2: Convert to fraction form
    162,564.30/243,846.45 = 135,008.10/x
  3. Step 3: Cross multiply
    162,564.30x = 243,846.45 × 135,008.10
  4. Step 4: Simplify right side
    162,564.30x = 32,921,245,906.25
  5. Step 5: Solve for x
    x = 32,921,245,906.25/162,564.30
  6. Step 6: Final answer
    x = 202,512.15

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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.