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Finding the Fourth Proportional to 169,991.68, 254,989.68 and 95,100.16

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Solution

The fourth proportional to 169,991.68, 254,989.68 and 95,100.16 is: 142,651.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,991.68 : 254,989.68 = 95,100.16 : x
  2. Step 2: Convert to fraction form
    169,991.68/254,989.68 = 95,100.16/x
  3. Step 3: Cross multiply
    169,991.68x = 254,989.68 × 95,100.16
  4. Step 4: Simplify right side
    169,991.68x = 24,249,559,366.35
  5. Step 5: Solve for x
    x = 24,249,559,366.35/169,991.68
  6. Step 6: Final answer
    x = 142,651.45

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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.