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Finding the Fourth Proportional to 159,683.31, 239,484.09 and 47,337.26

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Solution

The fourth proportional to 159,683.31, 239,484.09 and 47,337.26 is: 70,993.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,683.31 : 239,484.09 = 47,337.26 : x
  2. Step 2: Convert to fraction form
    159,683.31/239,484.09 = 47,337.26/x
  3. Step 3: Cross multiply
    159,683.31x = 239,484.09 × 47,337.26
  4. Step 4: Simplify right side
    159,683.31x = 11,336,519,614.29
  5. Step 5: Solve for x
    x = 11,336,519,614.29/159,683.31
  6. Step 6: Final answer
    x = 70,993.77

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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.