Home / 187,156.86-280,652.28-116,076.60

Finding the Fourth Proportional to 187,156.86, 280,652.28 and 116,076.60

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Solution

The fourth proportional to 187,156.86, 280,652.28 and 116,076.60 is: 174,063.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,156.86 : 280,652.28 = 116,076.60 : x
  2. Step 2: Convert to fraction form
    187,156.86/280,652.28 = 116,076.60/x
  3. Step 3: Cross multiply
    187,156.86x = 280,652.28 × 116,076.60
  4. Step 4: Simplify right side
    187,156.86x = 32,577,162,444.65
  5. Step 5: Solve for x
    x = 32,577,162,444.65/187,156.86
  6. Step 6: Final answer
    x = 174,063.42

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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.