Home / 137,697.15-206,282.43-93,105.03

Finding the Fourth Proportional to 137,697.15, 206,282.43 and 93,105.03

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Solution

The fourth proportional to 137,697.15, 206,282.43 and 93,105.03 is: 139,479.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,697.15 : 206,282.43 = 93,105.03 : x
  2. Step 2: Convert to fraction form
    137,697.15/206,282.43 = 93,105.03/x
  3. Step 3: Cross multiply
    137,697.15x = 206,282.43 × 93,105.03
  4. Step 4: Simplify right side
    137,697.15x = 19,205,931,833.62
  5. Step 5: Solve for x
    x = 19,205,931,833.62/137,697.15
  6. Step 6: Final answer
    x = 139,479.52

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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.