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Finding the Fourth Proportional to 159,358.96, 238,962.20 and 92,818.07

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Solution

The fourth proportional to 159,358.96, 238,962.20 and 92,818.07 is: 139,182.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,358.96 : 238,962.20 = 92,818.07 : x
  2. Step 2: Convert to fraction form
    159,358.96/238,962.20 = 92,818.07/x
  3. Step 3: Cross multiply
    159,358.96x = 238,962.20 × 92,818.07
  4. Step 4: Simplify right side
    159,358.96x = 22,180,008,548.05
  5. Step 5: Solve for x
    x = 22,180,008,548.05/159,358.96
  6. Step 6: Final answer
    x = 139,182.69

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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.