Home / 67,880.42-101,826.60-25,186.33

Finding the Fourth Proportional to 67,880.42, 101,826.60 and 25,186.33

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Solution

The fourth proportional to 67,880.42, 101,826.60 and 25,186.33 is: 37,781.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,880.42 : 101,826.60 = 25,186.33 : x
  2. Step 2: Convert to fraction form
    67,880.42/101,826.60 = 25,186.33/x
  3. Step 3: Cross multiply
    67,880.42x = 101,826.60 × 25,186.33
  4. Step 4: Simplify right side
    67,880.42x = 2,564,638,095.81
  5. Step 5: Solve for x
    x = 2,564,638,095.81/67,880.42
  6. Step 6: Final answer
    x = 37,781.71

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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.