Home / 308,282.22-462,108.02-156,197.57

Finding the Fourth Proportional to 308,282.22, 462,108.02 and 156,197.57

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Solution

The fourth proportional to 308,282.22, 462,108.02 and 156,197.57 is: 234,136.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,282.22 : 462,108.02 = 156,197.57 : x
  2. Step 2: Convert to fraction form
    308,282.22/462,108.02 = 156,197.57/x
  3. Step 3: Cross multiply
    308,282.22x = 462,108.02 × 156,197.57
  4. Step 4: Simplify right side
    308,282.22x = 72,180,146,709.98
  5. Step 5: Solve for x
    x = 72,180,146,709.98/308,282.22
  6. Step 6: Final answer
    x = 234,136.59

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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.