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Finding the Fourth Proportional to 173,635.96, 260,473.02 and 55,265.80

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Solution

The fourth proportional to 173,635.96, 260,473.02 and 55,265.80 is: 82,904.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,635.96 : 260,473.02 = 55,265.80 : x
  2. Step 2: Convert to fraction form
    173,635.96/260,473.02 = 55,265.80/x
  3. Step 3: Cross multiply
    173,635.96x = 260,473.02 × 55,265.80
  4. Step 4: Simplify right side
    173,635.96x = 14,395,249,828.72
  5. Step 5: Solve for x
    x = 14,395,249,828.72/173,635.96
  6. Step 6: Final answer
    x = 82,904.77

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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.