Home / 146,800.22-202,580.87-86,374.77

Finding the Fourth Proportional to 146,800.22, 202,580.87 and 86,374.77

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Solution

The fourth proportional to 146,800.22, 202,580.87 and 86,374.77 is: 119,195.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,800.22 : 202,580.87 = 86,374.77 : x
  2. Step 2: Convert to fraction form
    146,800.22/202,580.87 = 86,374.77/x
  3. Step 3: Cross multiply
    146,800.22x = 202,580.87 × 86,374.77
  4. Step 4: Simplify right side
    146,800.22x = 17,497,876,000.62
  5. Step 5: Solve for x
    x = 17,497,876,000.62/146,800.22
  6. Step 6: Final answer
    x = 119,195.17

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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.