Home / 295,190.29-442,579.98-130,783.42

Finding the Fourth Proportional to 295,190.29, 442,579.98 and 130,783.42

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Solution

The fourth proportional to 295,190.29, 442,579.98 and 130,783.42 is: 196,084.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,190.29 : 442,579.98 = 130,783.42 : x
  2. Step 2: Convert to fraction form
    295,190.29/442,579.98 = 130,783.42/x
  3. Step 3: Cross multiply
    295,190.29x = 442,579.98 × 130,783.42
  4. Step 4: Simplify right side
    295,190.29x = 57,882,121,195.03
  5. Step 5: Solve for x
    x = 57,882,121,195.03/295,190.29
  6. Step 6: Final answer
    x = 196,084.10

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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.