Home / 187,094.37-280,513.46-67,148.66

Finding the Fourth Proportional to 187,094.37, 280,513.46 and 67,148.66

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Solution

The fourth proportional to 187,094.37, 280,513.46 and 67,148.66 is: 100,677.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,094.37 : 280,513.46 = 67,148.66 : x
  2. Step 2: Convert to fraction form
    187,094.37/280,513.46 = 67,148.66/x
  3. Step 3: Cross multiply
    187,094.37x = 280,513.46 × 67,148.66
  4. Step 4: Simplify right side
    187,094.37x = 18,836,103,820.12
  5. Step 5: Solve for x
    x = 18,836,103,820.12/187,094.37
  6. Step 6: Final answer
    x = 100,677.02

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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.