Home / 202,435.52-279,350.88-112,994.24

Finding the Fourth Proportional to 202,435.52, 279,350.88 and 112,994.24

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Solution

The fourth proportional to 202,435.52, 279,350.88 and 112,994.24 is: 155,926.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,435.52 : 279,350.88 = 112,994.24 : x
  2. Step 2: Convert to fraction form
    202,435.52/279,350.88 = 112,994.24/x
  3. Step 3: Cross multiply
    202,435.52x = 279,350.88 × 112,994.24
  4. Step 4: Simplify right side
    202,435.52x = 31,565,040,378.93
  5. Step 5: Solve for x
    x = 31,565,040,378.93/202,435.52
  6. Step 6: Final answer
    x = 155,926.39

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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.