Home / 55,092.12-75,920.52-37,155.98

Finding the Fourth Proportional to 55,092.12, 75,920.52 and 37,155.98

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Solution

The fourth proportional to 55,092.12, 75,920.52 and 37,155.98 is: 51,203.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,092.12 : 75,920.52 = 37,155.98 : x
  2. Step 2: Convert to fraction form
    55,092.12/75,920.52 = 37,155.98/x
  3. Step 3: Cross multiply
    55,092.12x = 75,920.52 × 37,155.98
  4. Step 4: Simplify right side
    55,092.12x = 2,820,901,651.85
  5. Step 5: Solve for x
    x = 2,820,901,651.85/55,092.12
  6. Step 6: Final answer
    x = 51,203.36

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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.