Home / 178,983.42-246,991.80-102,499.98

Finding the Fourth Proportional to 178,983.42, 246,991.80 and 102,499.98

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Solution

The fourth proportional to 178,983.42, 246,991.80 and 102,499.98 is: 141,446.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,983.42 : 246,991.80 = 102,499.98 : x
  2. Step 2: Convert to fraction form
    178,983.42/246,991.80 = 102,499.98/x
  3. Step 3: Cross multiply
    178,983.42x = 246,991.80 × 102,499.98
  4. Step 4: Simplify right side
    178,983.42x = 25,316,654,560.16
  5. Step 5: Solve for x
    x = 25,316,654,560.16/178,983.42
  6. Step 6: Final answer
    x = 141,446.93

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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.