Home / 292,722.48-403,951.77-165,395.34

Finding the Fourth Proportional to 292,722.48, 403,951.77 and 165,395.34

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Solution

The fourth proportional to 292,722.48, 403,951.77 and 165,395.34 is: 228,242.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,722.48 : 403,951.77 = 165,395.34 : x
  2. Step 2: Convert to fraction form
    292,722.48/403,951.77 = 165,395.34/x
  3. Step 3: Cross multiply
    292,722.48x = 403,951.77 × 165,395.34
  4. Step 4: Simplify right side
    292,722.48x = 66,811,740,342.75
  5. Step 5: Solve for x
    x = 66,811,740,342.75/292,722.48
  6. Step 6: Final answer
    x = 228,242.60

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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.