Home / 174,296.40-261,531-69,113.04

Finding the Fourth Proportional to 174,296.40, 261,531 and 69,113.04

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Solution

The fourth proportional to 174,296.40, 261,531 and 69,113.04 is: 103,703.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,296.40 : 261,531 = 69,113.04 : x
  2. Step 2: Convert to fraction form
    174,296.40/261,531 = 69,113.04/x
  3. Step 3: Cross multiply
    174,296.40x = 261,531 × 69,113.04
  4. Step 4: Simplify right side
    174,296.40x = 18,075,202,464.24
  5. Step 5: Solve for x
    x = 18,075,202,464.24/174,296.40
  6. Step 6: Final answer
    x = 103,703.82

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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.