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Finding the Fourth Proportional to 292,243.92, 403,294.92 and 158,105.04

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Solution

The fourth proportional to 292,243.92, 403,294.92 and 158,105.04 is: 218,184.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,243.92 : 403,294.92 = 158,105.04 : x
  2. Step 2: Convert to fraction form
    292,243.92/403,294.92 = 158,105.04/x
  3. Step 3: Cross multiply
    292,243.92x = 403,294.92 × 158,105.04
  4. Step 4: Simplify right side
    292,243.92x = 63,762,959,458.40
  5. Step 5: Solve for x
    x = 63,762,959,458.40/292,243.92
  6. Step 6: Final answer
    x = 218,184.04

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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.