Home / 185,597.17-278,395.64-67,268.32

Finding the Fourth Proportional to 185,597.17, 278,395.64 and 67,268.32

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Solution

The fourth proportional to 185,597.17, 278,395.64 and 67,268.32 is: 100,902.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,597.17 : 278,395.64 = 67,268.32 : x
  2. Step 2: Convert to fraction form
    185,597.17/278,395.64 = 67,268.32/x
  3. Step 3: Cross multiply
    185,597.17x = 278,395.64 × 67,268.32
  4. Step 4: Simplify right side
    185,597.17x = 18,727,206,470.31
  5. Step 5: Solve for x
    x = 18,727,206,470.31/185,597.17
  6. Step 6: Final answer
    x = 100,902.44

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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.