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Finding the Fourth Proportional to 137,347.33, 206,037.33 and 48,582.67

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Solution

The fourth proportional to 137,347.33, 206,037.33 and 48,582.67 is: 72,879.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,347.33 : 206,037.33 = 48,582.67 : x
  2. Step 2: Convert to fraction form
    137,347.33/206,037.33 = 48,582.67/x
  3. Step 3: Cross multiply
    137,347.33x = 206,037.33 × 48,582.67
  4. Step 4: Simplify right side
    137,347.33x = 10,009,843,611.07
  5. Step 5: Solve for x
    x = 10,009,843,611.07/137,347.33
  6. Step 6: Final answer
    x = 72,879.78

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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.