Home / 292,086.72-403,091.96-164,762.28

Finding the Fourth Proportional to 292,086.72, 403,091.96 and 164,762.28

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Solution

The fourth proportional to 292,086.72, 403,091.96 and 164,762.28 is: 227,378.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,086.72 : 403,091.96 = 164,762.28 : x
  2. Step 2: Convert to fraction form
    292,086.72/403,091.96 = 164,762.28/x
  3. Step 3: Cross multiply
    292,086.72x = 403,091.96 × 164,762.28
  4. Step 4: Simplify right side
    292,086.72x = 66,414,350,379.27
  5. Step 5: Solve for x
    x = 66,414,350,379.27/292,086.72
  6. Step 6: Final answer
    x = 227,378.88

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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.