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Finding the Fourth Proportional to 156,573.42, 234,868.64 and 44,262.47

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Solution

The fourth proportional to 156,573.42, 234,868.64 and 44,262.47 is: 66,396.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,573.42 : 234,868.64 = 44,262.47 : x
  2. Step 2: Convert to fraction form
    156,573.42/234,868.64 = 44,262.47/x
  3. Step 3: Cross multiply
    156,573.42x = 234,868.64 × 44,262.47
  4. Step 4: Simplify right side
    156,573.42x = 10,395,864,736.29
  5. Step 5: Solve for x
    x = 10,395,864,736.29/156,573.42
  6. Step 6: Final answer
    x = 66,396.10

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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.