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Finding the Fourth Proportional to 171,769, 237,041.22 and 96,317.50

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Solution

The fourth proportional to 171,769, 237,041.22 and 96,317.50 is: 132,918.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,769 : 237,041.22 = 96,317.50 : x
  2. Step 2: Convert to fraction form
    171,769/237,041.22 = 96,317.50/x
  3. Step 3: Cross multiply
    171,769x = 237,041.22 × 96,317.50
  4. Step 4: Simplify right side
    171,769x = 22,831,217,707.35
  5. Step 5: Solve for x
    x = 22,831,217,707.35/171,769
  6. Step 6: Final answer
    x = 132,918.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.