Home / 55,088.48-75,934.86-50,511.98

Finding the Fourth Proportional to 55,088.48, 75,934.86 and 50,511.98

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Solution

The fourth proportional to 55,088.48, 75,934.86 and 50,511.98 is: 69,626.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,088.48 : 75,934.86 = 50,511.98 : x
  2. Step 2: Convert to fraction form
    55,088.48/75,934.86 = 50,511.98/x
  3. Step 3: Cross multiply
    55,088.48x = 75,934.86 × 50,511.98
  4. Step 4: Simplify right side
    55,088.48x = 3,835,620,129.62
  5. Step 5: Solve for x
    x = 3,835,620,129.62/55,088.48
  6. Step 6: Final answer
    x = 69,626.54

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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.