Home / 174,338.83-261,283.45-84,360.41

Finding the Fourth Proportional to 174,338.83, 261,283.45 and 84,360.41

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Solution

The fourth proportional to 174,338.83, 261,283.45 and 84,360.41 is: 126,431.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,338.83 : 261,283.45 = 84,360.41 : x
  2. Step 2: Convert to fraction form
    174,338.83/261,283.45 = 84,360.41/x
  3. Step 3: Cross multiply
    174,338.83x = 261,283.45 × 84,360.41
  4. Step 4: Simplify right side
    174,338.83x = 22,041,978,968.21
  5. Step 5: Solve for x
    x = 22,041,978,968.21/174,338.83
  6. Step 6: Final answer
    x = 126,431.84

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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.