Home / 137,282.14-205,902.05-37,450.45

Finding the Fourth Proportional to 137,282.14, 205,902.05 and 37,450.45

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Solution

The fourth proportional to 137,282.14, 205,902.05 and 37,450.45 is: 56,169.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,282.14 : 205,902.05 = 37,450.45 : x
  2. Step 2: Convert to fraction form
    137,282.14/205,902.05 = 37,450.45/x
  3. Step 3: Cross multiply
    137,282.14x = 205,902.05 × 37,450.45
  4. Step 4: Simplify right side
    137,282.14x = 7,711,124,709.21
  5. Step 5: Solve for x
    x = 7,711,124,709.21/137,282.14
  6. Step 6: Final answer
    x = 56,169.90

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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.