Home / 253,519.10-349,875.78-144,625.83

Finding the Fourth Proportional to 253,519.10, 349,875.78 and 144,625.83

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Solution

The fourth proportional to 253,519.10, 349,875.78 and 144,625.83 is: 199,594.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,519.10 : 349,875.78 = 144,625.83 : x
  2. Step 2: Convert to fraction form
    253,519.10/349,875.78 = 144,625.83/x
  3. Step 3: Cross multiply
    253,519.10x = 349,875.78 × 144,625.83
  4. Step 4: Simplify right side
    253,519.10x = 50,601,074,694.55
  5. Step 5: Solve for x
    x = 50,601,074,694.55/253,519.10
  6. Step 6: Final answer
    x = 199,594.73

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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.