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Finding the Fourth Proportional to 225,294.26, 310,906.89 and 124,692.26

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Solution

The fourth proportional to 225,294.26, 310,906.89 and 124,692.26 is: 172,075.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,294.26 : 310,906.89 = 124,692.26 : x
  2. Step 2: Convert to fraction form
    225,294.26/310,906.89 = 124,692.26/x
  3. Step 3: Cross multiply
    225,294.26x = 310,906.89 × 124,692.26
  4. Step 4: Simplify right side
    225,294.26x = 38,767,681,209.14
  5. Step 5: Solve for x
    x = 38,767,681,209.14/225,294.26
  6. Step 6: Final answer
    x = 172,075.76

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1.5x scale

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.