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Finding the Fourth Proportional to 368,147.91, 552,160.35 and 101,935.34

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Solution

The fourth proportional to 368,147.91, 552,160.35 and 101,935.34 is: 152,885.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,147.91 : 552,160.35 = 101,935.34 : x
  2. Step 2: Convert to fraction form
    368,147.91/552,160.35 = 101,935.34/x
  3. Step 3: Cross multiply
    368,147.91x = 552,160.35 × 101,935.34
  4. Step 4: Simplify right side
    368,147.91x = 56,284,650,250.97
  5. Step 5: Solve for x
    x = 56,284,650,250.97/368,147.91
  6. Step 6: Final answer
    x = 152,885.97

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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.