Home / 140,126.82-210,203.28-55,866.57

Finding the Fourth Proportional to 140,126.82, 210,203.28 and 55,866.57

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Solution

The fourth proportional to 140,126.82, 210,203.28 and 55,866.57 is: 83,805.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,126.82 : 210,203.28 = 55,866.57 : x
  2. Step 2: Convert to fraction form
    140,126.82/210,203.28 = 55,866.57/x
  3. Step 3: Cross multiply
    140,126.82x = 210,203.28 × 55,866.57
  4. Step 4: Simplify right side
    140,126.82x = 11,743,336,256.35
  5. Step 5: Solve for x
    x = 11,743,336,256.35/140,126.82
  6. Step 6: Final answer
    x = 83,805.06

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1.5x scale

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.