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Finding the Fourth Proportional to 114,080.16, 171,139.70 and 35,179.68

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Solution

The fourth proportional to 114,080.16, 171,139.70 and 35,179.68 is: 52,775.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,080.16 : 171,139.70 = 35,179.68 : x
  2. Step 2: Convert to fraction form
    114,080.16/171,139.70 = 35,179.68/x
  3. Step 3: Cross multiply
    114,080.16x = 171,139.70 × 35,179.68
  4. Step 4: Simplify right side
    114,080.16x = 6,020,639,881.30
  5. Step 5: Solve for x
    x = 6,020,639,881.30/114,080.16
  6. Step 6: Final answer
    x = 52,775.52

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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.