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Finding the Fourth Proportional to 368,167.41, 552,186.31 and 98,298.90

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Solution

The fourth proportional to 368,167.41, 552,186.31 and 98,298.90 is: 147,431.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,167.41 : 552,186.31 = 98,298.90 : x
  2. Step 2: Convert to fraction form
    368,167.41/552,186.31 = 98,298.90/x
  3. Step 3: Cross multiply
    368,167.41x = 552,186.31 × 98,298.90
  4. Step 4: Simplify right side
    368,167.41x = 54,279,303,615.63
  5. Step 5: Solve for x
    x = 54,279,303,615.63/368,167.41
  6. Step 6: Final answer
    x = 147,431.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.