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Finding the Fourth Proportional to 225,368.00, 310,996.01 and 123,373.91

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Solution

The fourth proportional to 225,368.00, 310,996.01 and 123,373.91 is: 170,249.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,368.00 : 310,996.01 = 123,373.91 : x
  2. Step 2: Convert to fraction form
    225,368.00/310,996.01 = 123,373.91/x
  3. Step 3: Cross multiply
    225,368.00x = 310,996.01 × 123,373.91
  4. Step 4: Simplify right side
    225,368.00x = 38,368,794,834.02
  5. Step 5: Solve for x
    x = 38,368,794,834.02/225,368.00
  6. Step 6: Final answer
    x = 170,249.53

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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.