Home / 202,372.02-279,277.47-111,727.62

Finding the Fourth Proportional to 202,372.02, 279,277.47 and 111,727.62

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Solution

The fourth proportional to 202,372.02, 279,277.47 and 111,727.62 is: 154,186.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,372.02 : 279,277.47 = 111,727.62 : x
  2. Step 2: Convert to fraction form
    202,372.02/279,277.47 = 111,727.62/x
  3. Step 3: Cross multiply
    202,372.02x = 279,277.47 × 111,727.62
  4. Step 4: Simplify right side
    202,372.02x = 31,203,007,042.72
  5. Step 5: Solve for x
    x = 31,203,007,042.72/202,372.02
  6. Step 6: Final answer
    x = 154,186.37

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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.