Home / 200,723.52-301,135.91-141,674.52

Finding the Fourth Proportional to 200,723.52, 301,135.91 and 141,674.52

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Solution

The fourth proportional to 200,723.52, 301,135.91 and 141,674.52 is: 212,547.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,723.52 : 301,135.91 = 141,674.52 : x
  2. Step 2: Convert to fraction form
    200,723.52/301,135.91 = 141,674.52/x
  3. Step 3: Cross multiply
    200,723.52x = 301,135.91 × 141,674.52
  4. Step 4: Simplify right side
    200,723.52x = 42,663,284,795.64
  5. Step 5: Solve for x
    x = 42,663,284,795.64/200,723.52
  6. Step 6: Final answer
    x = 212,547.51

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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.