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Finding the Fourth Proportional to 169,017.77, 253,162.16 and 159,080.92

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Solution

The fourth proportional to 169,017.77, 253,162.16 and 159,080.92 is: 238,278.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,017.77 : 253,162.16 = 159,080.92 : x
  2. Step 2: Convert to fraction form
    169,017.77/253,162.16 = 159,080.92/x
  3. Step 3: Cross multiply
    169,017.77x = 253,162.16 × 159,080.92
  4. Step 4: Simplify right side
    169,017.77x = 40,273,269,321.99
  5. Step 5: Solve for x
    x = 40,273,269,321.99/169,017.77
  6. Step 6: Final answer
    x = 238,278.31

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1.5x scale

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.