Home / 77,506.41-116,214.36-30,066.07

Finding the Fourth Proportional to 77,506.41, 116,214.36 and 30,066.07

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Solution

The fourth proportional to 77,506.41, 116,214.36 and 30,066.07 is: 45,081.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,506.41 : 116,214.36 = 30,066.07 : x
  2. Step 2: Convert to fraction form
    77,506.41/116,214.36 = 30,066.07/x
  3. Step 3: Cross multiply
    77,506.41x = 116,214.36 × 30,066.07
  4. Step 4: Simplify right side
    77,506.41x = 3,494,108,576.86
  5. Step 5: Solve for x
    x = 3,494,108,576.86/77,506.41
  6. Step 6: Final answer
    x = 45,081.54

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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.