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Finding the Fourth Proportional to 156,772.62, 235,461.46 and 134,334

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Solution

The fourth proportional to 156,772.62, 235,461.46 and 134,334 is: 201,760.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,772.62 : 235,461.46 = 134,334 : x
  2. Step 2: Convert to fraction form
    156,772.62/235,461.46 = 134,334/x
  3. Step 3: Cross multiply
    156,772.62x = 235,461.46 × 134,334
  4. Step 4: Simplify right side
    156,772.62x = 31,630,479,767.64
  5. Step 5: Solve for x
    x = 31,630,479,767.64/156,772.62
  6. Step 6: Final answer
    x = 201,760.23

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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.