Home / 199,045.10-274,704.92-118,472.90

Finding the Fourth Proportional to 199,045.10, 274,704.92 and 118,472.90

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Solution

The fourth proportional to 199,045.10, 274,704.92 and 118,472.90 is: 163,506.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,045.10 : 274,704.92 = 118,472.90 : x
  2. Step 2: Convert to fraction form
    199,045.10/274,704.92 = 118,472.90/x
  3. Step 3: Cross multiply
    199,045.10x = 274,704.92 × 118,472.90
  4. Step 4: Simplify right side
    199,045.10x = 32,545,088,516.67
  5. Step 5: Solve for x
    x = 32,545,088,516.67/199,045.10
  6. Step 6: Final answer
    x = 163,506.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.