Home / 165,454.59-248,263.91-65,612.57

Finding the Fourth Proportional to 165,454.59, 248,263.91 and 65,612.57

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Solution

The fourth proportional to 165,454.59, 248,263.91 and 65,612.57 is: 98,451.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,454.59 : 248,263.91 = 65,612.57 : x
  2. Step 2: Convert to fraction form
    165,454.59/248,263.91 = 65,612.57/x
  3. Step 3: Cross multiply
    165,454.59x = 248,263.91 × 65,612.57
  4. Step 4: Simplify right side
    165,454.59x = 16,289,234,129.28
  5. Step 5: Solve for x
    x = 16,289,234,129.28/165,454.59
  6. Step 6: Final answer
    x = 98,451.39

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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.