Home / 77,733.81-116,625.21-59,103

Finding the Fourth Proportional to 77,733.81, 116,625.21 and 59,103

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Solution

The fourth proportional to 77,733.81, 116,625.21 and 59,103 is: 88,673.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,733.81 : 116,625.21 = 59,103 : x
  2. Step 2: Convert to fraction form
    77,733.81/116,625.21 = 59,103/x
  3. Step 3: Cross multiply
    77,733.81x = 116,625.21 × 59,103
  4. Step 4: Simplify right side
    77,733.81x = 6,892,899,786.63
  5. Step 5: Solve for x
    x = 6,892,899,786.63/77,733.81
  6. Step 6: Final answer
    x = 88,673.12

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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.