Home / 178,938.16-246,935.18-102,458.46

Finding the Fourth Proportional to 178,938.16, 246,935.18 and 102,458.46

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Solution

The fourth proportional to 178,938.16, 246,935.18 and 102,458.46 is: 141,392.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,938.16 : 246,935.18 = 102,458.46 : x
  2. Step 2: Convert to fraction form
    178,938.16/246,935.18 = 102,458.46/x
  3. Step 3: Cross multiply
    178,938.16x = 246,935.18 × 102,458.46
  4. Step 4: Simplify right side
    178,938.16x = 25,300,598,262.62
  5. Step 5: Solve for x
    x = 25,300,598,262.62/178,938.16
  6. Step 6: Final answer
    x = 141,392.97

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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.