Home / 91,827.26-137,770.66-45,047.33

Finding the Fourth Proportional to 91,827.26, 137,770.66 and 45,047.33

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Solution

The fourth proportional to 91,827.26, 137,770.66 and 45,047.33 is: 67,585.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,827.26 : 137,770.66 = 45,047.33 : x
  2. Step 2: Convert to fraction form
    91,827.26/137,770.66 = 45,047.33/x
  3. Step 3: Cross multiply
    91,827.26x = 137,770.66 × 45,047.33
  4. Step 4: Simplify right side
    91,827.26x = 6,206,200,100.51
  5. Step 5: Solve for x
    x = 6,206,200,100.51/91,827.26
  6. Step 6: Final answer
    x = 67,585.60

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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.