Home / 175,639.65-263,458.40-57,311.07

Finding the Fourth Proportional to 175,639.65, 263,458.40 and 57,311.07

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Solution

The fourth proportional to 175,639.65, 263,458.40 and 57,311.07 is: 85,966.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,639.65 : 263,458.40 = 57,311.07 : x
  2. Step 2: Convert to fraction form
    175,639.65/263,458.40 = 57,311.07/x
  3. Step 3: Cross multiply
    175,639.65x = 263,458.40 × 57,311.07
  4. Step 4: Simplify right side
    175,639.65x = 15,099,082,517.93
  5. Step 5: Solve for x
    x = 15,099,082,517.93/175,639.65
  6. Step 6: Final answer
    x = 85,966.25

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1.5x scale

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.