Home / 194,033.52-267,803.04-121,470

Finding the Fourth Proportional to 194,033.52, 267,803.04 and 121,470

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Solution

The fourth proportional to 194,033.52, 267,803.04 and 121,470 is: 167,651.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,033.52 : 267,803.04 = 121,470 : x
  2. Step 2: Convert to fraction form
    194,033.52/267,803.04 = 121,470/x
  3. Step 3: Cross multiply
    194,033.52x = 267,803.04 × 121,470
  4. Step 4: Simplify right side
    194,033.52x = 32,530,035,268.80
  5. Step 5: Solve for x
    x = 32,530,035,268.80/194,033.52
  6. Step 6: Final answer
    x = 167,651.63

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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.