Home / 94,910.40-142,171.20-48,189.60

Finding the Fourth Proportional to 94,910.40, 142,171.20 and 48,189.60

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Solution

The fourth proportional to 94,910.40, 142,171.20 and 48,189.60 is: 72,185.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,910.40 : 142,171.20 = 48,189.60 : x
  2. Step 2: Convert to fraction form
    94,910.40/142,171.20 = 48,189.60/x
  3. Step 3: Cross multiply
    94,910.40x = 142,171.20 × 48,189.60
  4. Step 4: Simplify right side
    94,910.40x = 6,851,173,259.52
  5. Step 5: Solve for x
    x = 6,851,173,259.52/94,910.40
  6. Step 6: Final answer
    x = 72,185.70

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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.