Home / 76,368.14-114,494.60-50,079.50

Finding the Fourth Proportional to 76,368.14, 114,494.60 and 50,079.50

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Solution

The fourth proportional to 76,368.14, 114,494.60 and 50,079.50 is: 75,081.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,368.14 : 114,494.60 = 50,079.50 : x
  2. Step 2: Convert to fraction form
    76,368.14/114,494.60 = 50,079.50/x
  3. Step 3: Cross multiply
    76,368.14x = 114,494.60 × 50,079.50
  4. Step 4: Simplify right side
    76,368.14x = 5,733,832,320.70
  5. Step 5: Solve for x
    x = 5,733,832,320.70/76,368.14
  6. Step 6: Final answer
    x = 75,081.47

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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.