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Finding the Fourth Proportional to 292,901.66, 404,241.72 and 163,847.31

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Solution

The fourth proportional to 292,901.66, 404,241.72 and 163,847.31 is: 226,130.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,901.66 : 404,241.72 = 163,847.31 : x
  2. Step 2: Convert to fraction form
    292,901.66/404,241.72 = 163,847.31/x
  3. Step 3: Cross multiply
    292,901.66x = 404,241.72 × 163,847.31
  4. Step 4: Simplify right side
    292,901.66x = 66,233,916,857.47
  5. Step 5: Solve for x
    x = 66,233,916,857.47/292,901.66
  6. Step 6: Final answer
    x = 226,130.22

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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.