Home / 250,772.38-346,065.85-143,344.72

Finding the Fourth Proportional to 250,772.38, 346,065.85 and 143,344.72

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Solution

The fourth proportional to 250,772.38, 346,065.85 and 143,344.72 is: 197,815.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,772.38 : 346,065.85 = 143,344.72 : x
  2. Step 2: Convert to fraction form
    250,772.38/346,065.85 = 143,344.72/x
  3. Step 3: Cross multiply
    250,772.38x = 346,065.85 × 143,344.72
  4. Step 4: Simplify right side
    250,772.38x = 49,606,712,369.81
  5. Step 5: Solve for x
    x = 49,606,712,369.81/250,772.38
  6. Step 6: Final answer
    x = 197,815.69

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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.