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Finding the Fourth Proportional to 159,099.48, 238,742.28 and 59,328.60

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Solution

The fourth proportional to 159,099.48, 238,742.28 and 59,328.60 is: 89,027.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,099.48 : 238,742.28 = 59,328.60 : x
  2. Step 2: Convert to fraction form
    159,099.48/238,742.28 = 59,328.60/x
  3. Step 3: Cross multiply
    159,099.48x = 238,742.28 × 59,328.60
  4. Step 4: Simplify right side
    159,099.48x = 14,164,245,233.21
  5. Step 5: Solve for x
    x = 14,164,245,233.21/159,099.48
  6. Step 6: Final answer
    x = 89,027.60

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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.