Home / 137,950.72-206,929.98-38,110.94

Finding the Fourth Proportional to 137,950.72, 206,929.98 and 38,110.94

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Solution

The fourth proportional to 137,950.72, 206,929.98 and 38,110.94 is: 57,167.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,950.72 : 206,929.98 = 38,110.94 : x
  2. Step 2: Convert to fraction form
    137,950.72/206,929.98 = 38,110.94/x
  3. Step 3: Cross multiply
    137,950.72x = 206,929.98 × 38,110.94
  4. Step 4: Simplify right side
    137,950.72x = 7,886,296,051.98
  5. Step 5: Solve for x
    x = 7,886,296,051.98/137,950.72
  6. Step 6: Final answer
    x = 57,167.49

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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.