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Finding the Fourth Proportional to 173,507.72, 239,439 and 97,025.94

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Solution

The fourth proportional to 173,507.72, 239,439 and 97,025.94 is: 133,894.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,507.72 : 239,439 = 97,025.94 : x
  2. Step 2: Convert to fraction form
    173,507.72/239,439 = 97,025.94/x
  3. Step 3: Cross multiply
    173,507.72x = 239,439 × 97,025.94
  4. Step 4: Simplify right side
    173,507.72x = 23,231,794,047.66
  5. Step 5: Solve for x
    x = 23,231,794,047.66/173,507.72
  6. Step 6: Final answer
    x = 133,894.88

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1.5x scale

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.