Home / 181,590.90-250,322.31-143,284.38

Finding the Fourth Proportional to 181,590.90, 250,322.31 and 143,284.38

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Solution

The fourth proportional to 181,590.90, 250,322.31 and 143,284.38 is: 197,516.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,590.90 : 250,322.31 = 143,284.38 : x
  2. Step 2: Convert to fraction form
    181,590.90/250,322.31 = 143,284.38/x
  3. Step 3: Cross multiply
    181,590.90x = 250,322.31 × 143,284.38
  4. Step 4: Simplify right side
    181,590.90x = 35,867,276,988.52
  5. Step 5: Solve for x
    x = 35,867,276,988.52/181,590.90
  6. Step 6: Final answer
    x = 197,516.93

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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.