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Finding the Fourth Proportional to 169,911.76, 234,478.48 and 94,460.26

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Solution

The fourth proportional to 169,911.76, 234,478.48 and 94,460.26 is: 130,355.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,911.76 : 234,478.48 = 94,460.26 : x
  2. Step 2: Convert to fraction form
    169,911.76/234,478.48 = 94,460.26/x
  3. Step 3: Cross multiply
    169,911.76x = 234,478.48 × 94,460.26
  4. Step 4: Simplify right side
    169,911.76x = 22,148,898,185.20
  5. Step 5: Solve for x
    x = 22,148,898,185.20/169,911.76
  6. Step 6: Final answer
    x = 130,355.30

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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.