Home / 137,633.65-206,400.90-47,651.93

Finding the Fourth Proportional to 137,633.65, 206,400.90 and 47,651.93

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Solution

The fourth proportional to 137,633.65, 206,400.90 and 47,651.93 is: 71,460.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,633.65 : 206,400.90 = 47,651.93 : x
  2. Step 2: Convert to fraction form
    137,633.65/206,400.90 = 47,651.93/x
  3. Step 3: Cross multiply
    137,633.65x = 206,400.90 × 47,651.93
  4. Step 4: Simplify right side
    137,633.65x = 9,835,401,516.48
  5. Step 5: Solve for x
    x = 9,835,401,516.48/137,633.65
  6. Step 6: Final answer
    x = 71,460.73

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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.