Home / 77,551.67-116,385.41-57,607.22

Finding the Fourth Proportional to 77,551.67, 116,385.41 and 57,607.22

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Solution

The fourth proportional to 77,551.67, 116,385.41 and 57,607.22 is: 86,453.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,551.67 : 116,385.41 = 57,607.22 : x
  2. Step 2: Convert to fraction form
    77,551.67/116,385.41 = 57,607.22/x
  3. Step 3: Cross multiply
    77,551.67x = 116,385.41 × 57,607.22
  4. Step 4: Simplify right side
    77,551.67x = 6,704,639,048.70
  5. Step 5: Solve for x
    x = 6,704,639,048.70/77,551.67
  6. Step 6: Final answer
    x = 86,453.83

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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.