Home / 67,441.69-93,053.20-43,231.60

Finding the Fourth Proportional to 67,441.69, 93,053.20 and 43,231.60

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Solution

The fourth proportional to 67,441.69, 93,053.20 and 43,231.60 is: 59,649.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,441.69 : 93,053.20 = 43,231.60 : x
  2. Step 2: Convert to fraction form
    67,441.69/93,053.20 = 43,231.60/x
  3. Step 3: Cross multiply
    67,441.69x = 93,053.20 × 43,231.60
  4. Step 4: Simplify right side
    67,441.69x = 4,022,838,721.12
  5. Step 5: Solve for x
    x = 4,022,838,721.12/67,441.69
  6. Step 6: Final answer
    x = 59,649.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.