Home / 187,714.02-258,981.96-107,084.79

Finding the Fourth Proportional to 187,714.02, 258,981.96 and 107,084.79

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Solution

The fourth proportional to 187,714.02, 258,981.96 and 107,084.79 is: 147,740.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,714.02 : 258,981.96 = 107,084.79 : x
  2. Step 2: Convert to fraction form
    187,714.02/258,981.96 = 107,084.79/x
  3. Step 3: Cross multiply
    187,714.02x = 258,981.96 × 107,084.79
  4. Step 4: Simplify right side
    187,714.02x = 27,733,028,800.39
  5. Step 5: Solve for x
    x = 27,733,028,800.39/187,714.02
  6. Step 6: Final answer
    x = 147,740.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.