Home / 68,332.60-94,159.02-50,399.20

Finding the Fourth Proportional to 68,332.60, 94,159.02 and 50,399.20

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Solution

The fourth proportional to 68,332.60, 94,159.02 and 50,399.20 is: 69,447.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,332.60 : 94,159.02 = 50,399.20 : x
  2. Step 2: Convert to fraction form
    68,332.60/94,159.02 = 50,399.20/x
  3. Step 3: Cross multiply
    68,332.60x = 94,159.02 × 50,399.20
  4. Step 4: Simplify right side
    68,332.60x = 4,745,539,280.78
  5. Step 5: Solve for x
    x = 4,745,539,280.78/68,332.60
  6. Step 6: Final answer
    x = 69,447.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.