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Finding the Fourth Proportional to 173,760.60, 260,835.30 and 134,491.80

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Solution

The fourth proportional to 173,760.60, 260,835.30 and 134,491.80 is: 201,888.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,760.60 : 260,835.30 = 134,491.80 : x
  2. Step 2: Convert to fraction form
    173,760.60/260,835.30 = 134,491.80/x
  3. Step 3: Cross multiply
    173,760.60x = 260,835.30 × 134,491.80
  4. Step 4: Simplify right side
    173,760.60x = 35,080,209,000.54
  5. Step 5: Solve for x
    x = 35,080,209,000.54/173,760.60
  6. Step 6: Final answer
    x = 201,888.17

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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.