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Finding the Fourth Proportional to 159,129.56, 238,631.67 and 59,235.10

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Solution

The fourth proportional to 159,129.56, 238,631.67 and 59,235.10 is: 88,829.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,129.56 : 238,631.67 = 59,235.10 : x
  2. Step 2: Convert to fraction form
    159,129.56/238,631.67 = 59,235.10/x
  3. Step 3: Cross multiply
    159,129.56x = 238,631.67 × 59,235.10
  4. Step 4: Simplify right side
    159,129.56x = 14,135,370,239.04
  5. Step 5: Solve for x
    x = 14,135,370,239.04/159,129.56
  6. Step 6: Final answer
    x = 88,829.32

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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.