Home / 177,378.20-266,067.30-175,045.40

Finding the Fourth Proportional to 177,378.20, 266,067.30 and 175,045.40

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Solution

The fourth proportional to 177,378.20, 266,067.30 and 175,045.40 is: 262,568.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,378.20 : 266,067.30 = 175,045.40 : x
  2. Step 2: Convert to fraction form
    177,378.20/266,067.30 = 175,045.40/x
  3. Step 3: Cross multiply
    177,378.20x = 266,067.30 × 175,045.40
  4. Step 4: Simplify right side
    177,378.20x = 46,573,856,955.42
  5. Step 5: Solve for x
    x = 46,573,856,955.42/177,378.20
  6. Step 6: Final answer
    x = 262,568.10

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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.