Home / 94,803.36-142,203.20-28,288.56

Finding the Fourth Proportional to 94,803.36, 142,203.20 and 28,288.56

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Solution

The fourth proportional to 94,803.36, 142,203.20 and 28,288.56 is: 42,432.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,803.36 : 142,203.20 = 28,288.56 : x
  2. Step 2: Convert to fraction form
    94,803.36/142,203.20 = 28,288.56/x
  3. Step 3: Cross multiply
    94,803.36x = 142,203.20 × 28,288.56
  4. Step 4: Simplify right side
    94,803.36x = 4,022,723,755.39
  5. Step 5: Solve for x
    x = 4,022,723,755.39/94,803.36
  6. Step 6: Final answer
    x = 42,432.29

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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.