Home / 245,012.14-367,284.93-78,683.50

Finding the Fourth Proportional to 245,012.14, 367,284.93 and 78,683.50

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Solution

The fourth proportional to 245,012.14, 367,284.93 and 78,683.50 is: 117,950.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,012.14 : 367,284.93 = 78,683.50 : x
  2. Step 2: Convert to fraction form
    245,012.14/367,284.93 = 78,683.50/x
  3. Step 3: Cross multiply
    245,012.14x = 367,284.93 × 78,683.50
  4. Step 4: Simplify right side
    245,012.14x = 28,899,263,789.66
  5. Step 5: Solve for x
    x = 28,899,263,789.66/245,012.14
  6. Step 6: Final answer
    x = 117,950.33

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1.5x scale

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.