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Finding the Fourth Proportional to 173,076.48, 238,846.72 and 101,457.92

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Solution

The fourth proportional to 173,076.48, 238,846.72 and 101,457.92 is: 140,012.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,076.48 : 238,846.72 = 101,457.92 : x
  2. Step 2: Convert to fraction form
    173,076.48/238,846.72 = 101,457.92/x
  3. Step 3: Cross multiply
    173,076.48x = 238,846.72 × 101,457.92
  4. Step 4: Simplify right side
    173,076.48x = 24,232,891,410.02
  5. Step 5: Solve for x
    x = 24,232,891,410.02/173,076.48
  6. Step 6: Final answer
    x = 140,012.62

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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.