Home / 308,159.17-462,261.95-92,000.80

Finding the Fourth Proportional to 308,159.17, 462,261.95 and 92,000.80

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Solution

The fourth proportional to 308,159.17, 462,261.95 and 92,000.80 is: 138,008.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,159.17 : 462,261.95 = 92,000.80 : x
  2. Step 2: Convert to fraction form
    308,159.17/462,261.95 = 92,000.80/x
  3. Step 3: Cross multiply
    308,159.17x = 462,261.95 × 92,000.80
  4. Step 4: Simplify right side
    308,159.17x = 42,528,469,672.39
  5. Step 5: Solve for x
    x = 42,528,469,672.39/308,159.17
  6. Step 6: Final answer
    x = 138,008.13

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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.