Home / 159,475.43-239,216.29-47,155.57

Finding the Fourth Proportional to 159,475.43, 239,216.29 and 47,155.57

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Solution

The fourth proportional to 159,475.43, 239,216.29 and 47,155.57 is: 70,734.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,475.43 : 239,216.29 = 47,155.57 : x
  2. Step 2: Convert to fraction form
    159,475.43/239,216.29 = 47,155.57/x
  3. Step 3: Cross multiply
    159,475.43x = 239,216.29 × 47,155.57
  4. Step 4: Simplify right side
    159,475.43x = 11,280,379,792.31
  5. Step 5: Solve for x
    x = 11,280,379,792.31/159,475.43
  6. Step 6: Final answer
    x = 70,734.28

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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.