Home / 245,205.45-367,950.33-103,039.53

Finding the Fourth Proportional to 245,205.45, 367,950.33 and 103,039.53

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Solution

The fourth proportional to 245,205.45, 367,950.33 and 103,039.53 is: 154,619.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,205.45 : 367,950.33 = 103,039.53 : x
  2. Step 2: Convert to fraction form
    245,205.45/367,950.33 = 103,039.53/x
  3. Step 3: Cross multiply
    245,205.45x = 367,950.33 × 103,039.53
  4. Step 4: Simplify right side
    245,205.45x = 37,913,429,066.54
  5. Step 5: Solve for x
    x = 37,913,429,066.54/245,205.45
  6. Step 6: Final answer
    x = 154,619.03

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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.