Home / 55,890.70-77,140.11-32,033.36

Finding the Fourth Proportional to 55,890.70, 77,140.11 and 32,033.36

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Solution

The fourth proportional to 55,890.70, 77,140.11 and 32,033.36 is: 44,212.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,890.70 : 77,140.11 = 32,033.36 : x
  2. Step 2: Convert to fraction form
    55,890.70/77,140.11 = 32,033.36/x
  3. Step 3: Cross multiply
    55,890.70x = 77,140.11 × 32,033.36
  4. Step 4: Simplify right side
    55,890.70x = 2,471,057,227.04
  5. Step 5: Solve for x
    x = 2,471,057,227.04/55,890.70
  6. Step 6: Final answer
    x = 44,212.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.