Home / 77,096.48-115,552.17-39,674.21

Finding the Fourth Proportional to 77,096.48, 115,552.17 and 39,674.21

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Solution

The fourth proportional to 77,096.48, 115,552.17 and 39,674.21 is: 59,463.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,096.48 : 115,552.17 = 39,674.21 : x
  2. Step 2: Convert to fraction form
    77,096.48/115,552.17 = 39,674.21/x
  3. Step 3: Cross multiply
    77,096.48x = 115,552.17 × 39,674.21
  4. Step 4: Simplify right side
    77,096.48x = 4,584,440,480.77
  5. Step 5: Solve for x
    x = 4,584,440,480.77/77,096.48
  6. Step 6: Final answer
    x = 59,463.68

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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.