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Finding the Fourth Proportional to 178,232.02, 245,960.03 and 97,664.56

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Solution

The fourth proportional to 178,232.02, 245,960.03 and 97,664.56 is: 134,777.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,232.02 : 245,960.03 = 97,664.56 : x
  2. Step 2: Convert to fraction form
    178,232.02/245,960.03 = 97,664.56/x
  3. Step 3: Cross multiply
    178,232.02x = 245,960.03 × 97,664.56
  4. Step 4: Simplify right side
    178,232.02x = 24,021,577,736.80
  5. Step 5: Solve for x
    x = 24,021,577,736.80/178,232.02
  6. Step 6: Final answer
    x = 134,777.01

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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.