Home / 345,061.26-476,172.86-194,129.10

Finding the Fourth Proportional to 345,061.26, 476,172.86 and 194,129.10

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Solution

The fourth proportional to 345,061.26, 476,172.86 and 194,129.10 is: 267,891.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,061.26 : 476,172.86 = 194,129.10 : x
  2. Step 2: Convert to fraction form
    345,061.26/476,172.86 = 194,129.10/x
  3. Step 3: Cross multiply
    345,061.26x = 476,172.86 × 194,129.10
  4. Step 4: Simplify right side
    345,061.26x = 92,439,007,785.58
  5. Step 5: Solve for x
    x = 92,439,007,785.58/345,061.26
  6. Step 6: Final answer
    x = 267,891.58

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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.