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Finding the Fourth Proportional to 169,014.92, 233,240.18 and 101,028.59

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Solution

The fourth proportional to 169,014.92, 233,240.18 and 101,028.59 is: 139,419.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,014.92 : 233,240.18 = 101,028.59 : x
  2. Step 2: Convert to fraction form
    169,014.92/233,240.18 = 101,028.59/x
  3. Step 3: Cross multiply
    169,014.92x = 233,240.18 × 101,028.59
  4. Step 4: Simplify right side
    169,014.92x = 23,563,924,845.40
  5. Step 5: Solve for x
    x = 23,563,924,845.40/169,014.92
  6. Step 6: Final answer
    x = 139,419.20

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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.