Home / 187,870.40-281,805.60-164,542.40

Finding the Fourth Proportional to 187,870.40, 281,805.60 and 164,542.40

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Solution

The fourth proportional to 187,870.40, 281,805.60 and 164,542.40 is: 246,813.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,870.40 : 281,805.60 = 164,542.40 : x
  2. Step 2: Convert to fraction form
    187,870.40/281,805.60 = 164,542.40/x
  3. Step 3: Cross multiply
    187,870.40x = 281,805.60 × 164,542.40
  4. Step 4: Simplify right side
    187,870.40x = 46,368,969,757.44
  5. Step 5: Solve for x
    x = 46,368,969,757.44/187,870.40
  6. Step 6: Final answer
    x = 246,813.60

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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.