Home / 165,059.10-247,495.71-52,712.91

Finding the Fourth Proportional to 165,059.10, 247,495.71 and 52,712.91

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Solution

The fourth proportional to 165,059.10, 247,495.71 and 52,712.91 is: 79,039.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,059.10 : 247,495.71 = 52,712.91 : x
  2. Step 2: Convert to fraction form
    165,059.10/247,495.71 = 52,712.91/x
  3. Step 3: Cross multiply
    165,059.10x = 247,495.71 × 52,712.91
  4. Step 4: Simplify right side
    165,059.10x = 13,046,219,086.62
  5. Step 5: Solve for x
    x = 13,046,219,086.62/165,059.10
  6. Step 6: Final answer
    x = 79,039.68

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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.