Home / 140,083.46-210,126.62-40,243.40

Finding the Fourth Proportional to 140,083.46, 210,126.62 and 40,243.40

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Solution

The fourth proportional to 140,083.46, 210,126.62 and 40,243.40 is: 60,365.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,083.46 : 210,126.62 = 40,243.40 : x
  2. Step 2: Convert to fraction form
    140,083.46/210,126.62 = 40,243.40/x
  3. Step 3: Cross multiply
    140,083.46x = 210,126.62 × 40,243.40
  4. Step 4: Simplify right side
    140,083.46x = 8,456,209,457.26
  5. Step 5: Solve for x
    x = 8,456,209,457.26/140,083.46
  6. Step 6: Final answer
    x = 60,365.51

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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.