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Finding the Fourth Proportional to 192,034.10, 288,051.15 and 168,706.10

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Solution

The fourth proportional to 192,034.10, 288,051.15 and 168,706.10 is: 253,059.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,034.10 : 288,051.15 = 168,706.10 : x
  2. Step 2: Convert to fraction form
    192,034.10/288,051.15 = 168,706.10/x
  3. Step 3: Cross multiply
    192,034.10x = 288,051.15 × 168,706.10
  4. Step 4: Simplify right side
    192,034.10x = 48,595,986,117.02
  5. Step 5: Solve for x
    x = 48,595,986,117.02/192,034.10
  6. Step 6: Final answer
    x = 253,059.15

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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.