Home / 140,006.90-210,009.94-34,825.88

Finding the Fourth Proportional to 140,006.90, 210,009.94 and 34,825.88

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Solution

The fourth proportional to 140,006.90, 210,009.94 and 34,825.88 is: 52,238.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,006.90 : 210,009.94 = 34,825.88 : x
  2. Step 2: Convert to fraction form
    140,006.90/210,009.94 = 34,825.88/x
  3. Step 3: Cross multiply
    140,006.90x = 210,009.94 × 34,825.88
  4. Step 4: Simplify right side
    140,006.90x = 7,313,781,407.21
  5. Step 5: Solve for x
    x = 7,313,781,407.21/140,006.90
  6. Step 6: Final answer
    x = 52,238.72

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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.