Home / 175,771.06-242,568.21-100,326.58

Finding the Fourth Proportional to 175,771.06, 242,568.21 and 100,326.58

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Solution

The fourth proportional to 175,771.06, 242,568.21 and 100,326.58 is: 138,453.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,771.06 : 242,568.21 = 100,326.58 : x
  2. Step 2: Convert to fraction form
    175,771.06/242,568.21 = 100,326.58/x
  3. Step 3: Cross multiply
    175,771.06x = 242,568.21 × 100,326.58
  4. Step 4: Simplify right side
    175,771.06x = 24,336,038,926.02
  5. Step 5: Solve for x
    x = 24,336,038,926.02/175,771.06
  6. Step 6: Final answer
    x = 138,453.05

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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.