Home / 165,089.83-247,622.64-52,739.88

Finding the Fourth Proportional to 165,089.83, 247,622.64 and 52,739.88

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Solution

The fourth proportional to 165,089.83, 247,622.64 and 52,739.88 is: 79,105.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,089.83 : 247,622.64 = 52,739.88 : x
  2. Step 2: Convert to fraction form
    165,089.83/247,622.64 = 52,739.88/x
  3. Step 3: Cross multiply
    165,089.83x = 247,622.64 × 52,739.88
  4. Step 4: Simplify right side
    165,089.83x = 13,059,588,318.88
  5. Step 5: Solve for x
    x = 13,059,588,318.88/165,089.83
  6. Step 6: Final answer
    x = 79,105.95

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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.