Home / 116,685.90-174,587.20-69,326.42

Finding the Fourth Proportional to 116,685.90, 174,587.20 and 69,326.42

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Solution

The fourth proportional to 116,685.90, 174,587.20 and 69,326.42 is: 103,727.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,685.90 : 174,587.20 = 69,326.42 : x
  2. Step 2: Convert to fraction form
    116,685.90/174,587.20 = 69,326.42/x
  3. Step 3: Cross multiply
    116,685.90x = 174,587.20 × 69,326.42
  4. Step 4: Simplify right side
    116,685.90x = 12,103,504,507.57
  5. Step 5: Solve for x
    x = 12,103,504,507.57/116,685.90
  6. Step 6: Final answer
    x = 103,727.22

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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.