Home / 140,010.90-210,016.35-133,887.30

Finding the Fourth Proportional to 140,010.90, 210,016.35 and 133,887.30

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Solution

The fourth proportional to 140,010.90, 210,016.35 and 133,887.30 is: 200,830.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,010.90 : 210,016.35 = 133,887.30 : x
  2. Step 2: Convert to fraction form
    140,010.90/210,016.35 = 133,887.30/x
  3. Step 3: Cross multiply
    140,010.90x = 210,016.35 × 133,887.30
  4. Step 4: Simplify right side
    140,010.90x = 28,118,522,057.36
  5. Step 5: Solve for x
    x = 28,118,522,057.36/140,010.90
  6. Step 6: Final answer
    x = 200,830.95

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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.