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Finding the Fourth Proportional to 195,197.80, 293,452.80 and 166,329.40

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Solution

The fourth proportional to 195,197.80, 293,452.80 and 166,329.40 is: 250,053.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,197.80 : 293,452.80 = 166,329.40 : x
  2. Step 2: Convert to fraction form
    195,197.80/293,452.80 = 166,329.40/x
  3. Step 3: Cross multiply
    195,197.80x = 293,452.80 × 166,329.40
  4. Step 4: Simplify right side
    195,197.80x = 48,809,828,152.32
  5. Step 5: Solve for x
    x = 48,809,828,152.32/195,197.80
  6. Step 6: Final answer
    x = 250,053.17

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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.