Home / 253,265.29-349,514.73-144,385.72

Finding the Fourth Proportional to 253,265.29, 349,514.73 and 144,385.72

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Solution

The fourth proportional to 253,265.29, 349,514.73 and 144,385.72 is: 199,257.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,265.29 : 349,514.73 = 144,385.72 : x
  2. Step 2: Convert to fraction form
    253,265.29/349,514.73 = 144,385.72/x
  3. Step 3: Cross multiply
    253,265.29x = 349,514.73 × 144,385.72
  4. Step 4: Simplify right side
    253,265.29x = 50,464,937,525.39
  5. Step 5: Solve for x
    x = 50,464,937,525.39/253,265.29
  6. Step 6: Final answer
    x = 199,257.22

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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.