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Finding the Fourth Proportional to 175,287.14, 241,945.80 and 103,692.06

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Solution

The fourth proportional to 175,287.14, 241,945.80 and 103,692.06 is: 143,124.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,287.14 : 241,945.80 = 103,692.06 : x
  2. Step 2: Convert to fraction form
    175,287.14/241,945.80 = 103,692.06/x
  3. Step 3: Cross multiply
    175,287.14x = 241,945.80 × 103,692.06
  4. Step 4: Simplify right side
    175,287.14x = 25,087,858,410.35
  5. Step 5: Solve for x
    x = 25,087,858,410.35/175,287.14
  6. Step 6: Final answer
    x = 143,124.35

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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.