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Finding the Fourth Proportional to 135,173.34, 202,747.05 and 41,653.98

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Solution

The fourth proportional to 135,173.34, 202,747.05 and 41,653.98 is: 62,476.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,173.34 : 202,747.05 = 41,653.98 : x
  2. Step 2: Convert to fraction form
    135,173.34/202,747.05 = 41,653.98/x
  3. Step 3: Cross multiply
    135,173.34x = 202,747.05 × 41,653.98
  4. Step 4: Simplify right side
    135,173.34x = 8,445,221,565.76
  5. Step 5: Solve for x
    x = 8,445,221,565.76/135,173.34
  6. Step 6: Final answer
    x = 62,476.98

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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.