Home / 137,829.72-206,613.36-44,269.88

Finding the Fourth Proportional to 137,829.72, 206,613.36 and 44,269.88

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Solution

The fourth proportional to 137,829.72, 206,613.36 and 44,269.88 is: 66,362.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,829.72 : 206,613.36 = 44,269.88 : x
  2. Step 2: Convert to fraction form
    137,829.72/206,613.36 = 44,269.88/x
  3. Step 3: Cross multiply
    137,829.72x = 206,613.36 × 44,269.88
  4. Step 4: Simplify right side
    137,829.72x = 9,146,748,653.60
  5. Step 5: Solve for x
    x = 9,146,748,653.60/137,829.72
  6. Step 6: Final answer
    x = 66,362.67

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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.