Home / 156,942.10-235,394.92-44,639.65

Finding the Fourth Proportional to 156,942.10, 235,394.92 and 44,639.65

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Solution

The fourth proportional to 156,942.10, 235,394.92 and 44,639.65 is: 66,954.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,942.10 : 235,394.92 = 44,639.65 : x
  2. Step 2: Convert to fraction form
    156,942.10/235,394.92 = 44,639.65/x
  3. Step 3: Cross multiply
    156,942.10x = 235,394.92 × 44,639.65
  4. Step 4: Simplify right side
    156,942.10x = 10,507,946,840.58
  5. Step 5: Solve for x
    x = 10,507,946,840.58/156,942.10
  6. Step 6: Final answer
    x = 66,954.29

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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.