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Finding the Fourth Proportional to 159,903.68, 239,833.64 and 47,601.24

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Solution

The fourth proportional to 159,903.68, 239,833.64 and 47,601.24 is: 71,395.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,903.68 : 239,833.64 = 47,601.24 : x
  2. Step 2: Convert to fraction form
    159,903.68/239,833.64 = 47,601.24/x
  3. Step 3: Cross multiply
    159,903.68x = 239,833.64 × 47,601.24
  4. Step 4: Simplify right side
    159,903.68x = 11,416,378,657.71
  5. Step 5: Solve for x
    x = 11,416,378,657.71/159,903.68
  6. Step 6: Final answer
    x = 71,395.35

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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.