Home / 253,467.57-349,774.24-140,283.57

Finding the Fourth Proportional to 253,467.57, 349,774.24 and 140,283.57

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Solution

The fourth proportional to 253,467.57, 349,774.24 and 140,283.57 is: 193,585.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,467.57 : 349,774.24 = 140,283.57 : x
  2. Step 2: Convert to fraction form
    253,467.57/349,774.24 = 140,283.57/x
  3. Step 3: Cross multiply
    253,467.57x = 349,774.24 × 140,283.57
  4. Step 4: Simplify right side
    253,467.57x = 49,067,579,081.24
  5. Step 5: Solve for x
    x = 49,067,579,081.24/253,467.57
  6. Step 6: Final answer
    x = 193,585.23

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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.