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Finding the Fourth Proportional to 229,735.88, 344,603.94 and 87,548

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Solution

The fourth proportional to 229,735.88, 344,603.94 and 87,548 is: 131,322.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,735.88 : 344,603.94 = 87,548 : x
  2. Step 2: Convert to fraction form
    229,735.88/344,603.94 = 87,548/x
  3. Step 3: Cross multiply
    229,735.88x = 344,603.94 × 87,548
  4. Step 4: Simplify right side
    229,735.88x = 30,169,385,739.12
  5. Step 5: Solve for x
    x = 30,169,385,739.12/229,735.88
  6. Step 6: Final answer
    x = 131,322.05

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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.