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Finding the Fourth Proportional to 207,075.97, 285,696.10 and 168,769.64

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Solution

The fourth proportional to 207,075.97, 285,696.10 and 168,769.64 is: 232,846.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,075.97 : 285,696.10 = 168,769.64 : x
  2. Step 2: Convert to fraction form
    207,075.97/285,696.10 = 168,769.64/x
  3. Step 3: Cross multiply
    207,075.97x = 285,696.10 × 168,769.64
  4. Step 4: Simplify right side
    207,075.97x = 48,216,827,922.28
  5. Step 5: Solve for x
    x = 48,216,827,922.28/207,075.97
  6. Step 6: Final answer
    x = 232,846.08

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1.5x scale

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.