Home / 175,047.20-262,700.40-115,863.20

Finding the Fourth Proportional to 175,047.20, 262,700.40 and 115,863.20

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Solution

The fourth proportional to 175,047.20, 262,700.40 and 115,863.20 is: 173,880.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,047.20 : 262,700.40 = 115,863.20 : x
  2. Step 2: Convert to fraction form
    175,047.20/262,700.40 = 115,863.20/x
  3. Step 3: Cross multiply
    175,047.20x = 262,700.40 × 115,863.20
  4. Step 4: Simplify right side
    175,047.20x = 30,437,308,985.28
  5. Step 5: Solve for x
    x = 30,437,308,985.28/175,047.20
  6. Step 6: Final answer
    x = 173,880.58

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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.