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Finding the Fourth Proportional to 147,657.53, 221,489.44 and 52,893.88

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Solution

The fourth proportional to 147,657.53, 221,489.44 and 52,893.88 is: 79,341.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,657.53 : 221,489.44 = 52,893.88 : x
  2. Step 2: Convert to fraction form
    147,657.53/221,489.44 = 52,893.88/x
  3. Step 3: Cross multiply
    147,657.53x = 221,489.44 × 52,893.88
  4. Step 4: Simplify right side
    147,657.53x = 11,715,435,174.67
  5. Step 5: Solve for x
    x = 11,715,435,174.67/147,657.53
  6. Step 6: Final answer
    x = 79,341.94

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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.