Home / 292,723.39-403,953.02-165,396.25

Finding the Fourth Proportional to 292,723.39, 403,953.02 and 165,396.25

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Solution

The fourth proportional to 292,723.39, 403,953.02 and 165,396.25 is: 228,243.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,723.39 : 403,953.02 = 165,396.25 : x
  2. Step 2: Convert to fraction form
    292,723.39/403,953.02 = 165,396.25/x
  3. Step 3: Cross multiply
    292,723.39x = 403,953.02 × 165,396.25
  4. Step 4: Simplify right side
    292,723.39x = 66,812,314,684.18
  5. Step 5: Solve for x
    x = 66,812,314,684.18/292,723.39
  6. Step 6: Final answer
    x = 228,243.85

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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.