Home / 137,421.15-206,093.45-48,650.82

Finding the Fourth Proportional to 137,421.15, 206,093.45 and 48,650.82

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Solution

The fourth proportional to 137,421.15, 206,093.45 and 48,650.82 is: 72,962.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,421.15 : 206,093.45 = 48,650.82 : x
  2. Step 2: Convert to fraction form
    137,421.15/206,093.45 = 48,650.82/x
  3. Step 3: Cross multiply
    137,421.15x = 206,093.45 × 48,650.82
  4. Step 4: Simplify right side
    137,421.15x = 10,026,614,065.41
  5. Step 5: Solve for x
    x = 10,026,614,065.41/137,421.15
  6. Step 6: Final answer
    x = 72,962.67

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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.