Home / 146,374.10-201,996.60-81,845.66

Finding the Fourth Proportional to 146,374.10, 201,996.60 and 81,845.66

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Solution

The fourth proportional to 146,374.10, 201,996.60 and 81,845.66 is: 112,947.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,374.10 : 201,996.60 = 81,845.66 : x
  2. Step 2: Convert to fraction form
    146,374.10/201,996.60 = 81,845.66/x
  3. Step 3: Cross multiply
    146,374.10x = 201,996.60 × 81,845.66
  4. Step 4: Simplify right side
    146,374.10x = 16,532,545,044.76
  5. Step 5: Solve for x
    x = 16,532,545,044.76/146,374.10
  6. Step 6: Final answer
    x = 112,947.20

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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.