Home / 146,330.48-201,936.28-79,262.32

Finding the Fourth Proportional to 146,330.48, 201,936.28 and 79,262.32

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Solution

The fourth proportional to 146,330.48, 201,936.28 and 79,262.32 is: 109,382.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,330.48 : 201,936.28 = 79,262.32 : x
  2. Step 2: Convert to fraction form
    146,330.48/201,936.28 = 79,262.32/x
  3. Step 3: Cross multiply
    146,330.48x = 201,936.28 × 79,262.32
  4. Step 4: Simplify right side
    146,330.48x = 16,005,938,044.97
  5. Step 5: Solve for x
    x = 16,005,938,044.97/146,330.48
  6. Step 6: Final answer
    x = 109,382.12

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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.