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Finding the Fourth Proportional to 173,753.10, 260,824.05 and 134,484.30

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Solution

The fourth proportional to 173,753.10, 260,824.05 and 134,484.30 is: 201,876.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,753.10 : 260,824.05 = 134,484.30 : x
  2. Step 2: Convert to fraction form
    173,753.10/260,824.05 = 134,484.30/x
  3. Step 3: Cross multiply
    173,753.10x = 260,824.05 × 134,484.30
  4. Step 4: Simplify right side
    173,753.10x = 35,076,739,787.42
  5. Step 5: Solve for x
    x = 35,076,739,787.42/173,753.10
  6. Step 6: Final answer
    x = 201,876.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.