Home / 137,538.38-206,285.43-37,675.22

Finding the Fourth Proportional to 137,538.38, 206,285.43 and 37,675.22

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Solution

The fourth proportional to 137,538.38, 206,285.43 and 37,675.22 is: 56,506.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,538.38 : 206,285.43 = 37,675.22 : x
  2. Step 2: Convert to fraction form
    137,538.38/206,285.43 = 37,675.22/x
  3. Step 3: Cross multiply
    137,538.38x = 206,285.43 × 37,675.22
  4. Step 4: Simplify right side
    137,538.38x = 7,771,848,769.67
  5. Step 5: Solve for x
    x = 7,771,848,769.67/137,538.38
  6. Step 6: Final answer
    x = 56,506.77

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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.