Home / 100,160.47-150,136.87-62,634.42

Finding the Fourth Proportional to 100,160.47, 150,136.87 and 62,634.42

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Solution

The fourth proportional to 100,160.47, 150,136.87 and 62,634.42 is: 93,886.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,160.47 : 150,136.87 = 62,634.42 : x
  2. Step 2: Convert to fraction form
    100,160.47/150,136.87 = 62,634.42/x
  3. Step 3: Cross multiply
    100,160.47x = 150,136.87 × 62,634.42
  4. Step 4: Simplify right side
    100,160.47x = 9,403,735,773.07
  5. Step 5: Solve for x
    x = 9,403,735,773.07/100,160.47
  6. Step 6: Final answer
    x = 93,886.70

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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.