Home / 122,379.77-183,607.22-58,419.52

Finding the Fourth Proportional to 122,379.77, 183,607.22 and 58,419.52

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Solution

The fourth proportional to 122,379.77, 183,607.22 and 58,419.52 is: 87,647.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,379.77 : 183,607.22 = 58,419.52 : x
  2. Step 2: Convert to fraction form
    122,379.77/183,607.22 = 58,419.52/x
  3. Step 3: Cross multiply
    122,379.77x = 183,607.22 × 58,419.52
  4. Step 4: Simplify right side
    122,379.77x = 10,726,245,347.97
  5. Step 5: Solve for x
    x = 10,726,245,347.97/122,379.77
  6. Step 6: Final answer
    x = 87,647.21

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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.