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Finding the Fourth Proportional to 113,656.26, 170,550.86 and 63,097.86

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Solution

The fourth proportional to 113,656.26, 170,550.86 and 63,097.86 is: 94,683.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,656.26 : 170,550.86 = 63,097.86 : x
  2. Step 2: Convert to fraction form
    113,656.26/170,550.86 = 63,097.86/x
  3. Step 3: Cross multiply
    113,656.26x = 170,550.86 × 63,097.86
  4. Step 4: Simplify right side
    113,656.26x = 10,761,393,971.67
  5. Step 5: Solve for x
    x = 10,761,393,971.67/113,656.26
  6. Step 6: Final answer
    x = 94,683.69

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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.