Home / 94,813.40-142,122.90-55,350.20

Finding the Fourth Proportional to 94,813.40, 142,122.90 and 55,350.20

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Solution

The fourth proportional to 94,813.40, 142,122.90 and 55,350.20 is: 82,968.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,813.40 : 142,122.90 = 55,350.20 : x
  2. Step 2: Convert to fraction form
    94,813.40/142,122.90 = 55,350.20/x
  3. Step 3: Cross multiply
    94,813.40x = 142,122.90 × 55,350.20
  4. Step 4: Simplify right side
    94,813.40x = 7,866,530,939.58
  5. Step 5: Solve for x
    x = 7,866,530,939.58/94,813.40
  6. Step 6: Final answer
    x = 82,968.56

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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.