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Finding the Fourth Proportional to 125,393.49, 188,090.24 and 63,020.25

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Solution

The fourth proportional to 125,393.49, 188,090.24 and 63,020.25 is: 94,530.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,393.49 : 188,090.24 = 63,020.25 : x
  2. Step 2: Convert to fraction form
    125,393.49/188,090.24 = 63,020.25/x
  3. Step 3: Cross multiply
    125,393.49x = 188,090.24 × 63,020.25
  4. Step 4: Simplify right side
    125,393.49x = 11,853,493,632.26
  5. Step 5: Solve for x
    x = 11,853,493,632.26/125,393.49
  6. Step 6: Final answer
    x = 94,530.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.