Home / 140,007.34-210,010.11-83,863.41

Finding the Fourth Proportional to 140,007.34, 210,010.11 and 83,863.41

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Solution

The fourth proportional to 140,007.34, 210,010.11 and 83,863.41 is: 125,794.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,007.34 : 210,010.11 = 83,863.41 : x
  2. Step 2: Convert to fraction form
    140,007.34/210,010.11 = 83,863.41/x
  3. Step 3: Cross multiply
    140,007.34x = 210,010.11 × 83,863.41
  4. Step 4: Simplify right side
    140,007.34x = 17,612,163,959.08
  5. Step 5: Solve for x
    x = 17,612,163,959.08/140,007.34
  6. Step 6: Final answer
    x = 125,794.58

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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.