Home / 140,049.16-210,083.31-40,201.67

Finding the Fourth Proportional to 140,049.16, 210,083.31 and 40,201.67

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Solution

The fourth proportional to 140,049.16, 210,083.31 and 40,201.67 is: 60,305.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,049.16 : 210,083.31 = 40,201.67 : x
  2. Step 2: Convert to fraction form
    140,049.16/210,083.31 = 40,201.67/x
  3. Step 3: Cross multiply
    140,049.16x = 210,083.31 × 40,201.67
  4. Step 4: Simplify right side
    140,049.16x = 8,445,699,700.12
  5. Step 5: Solve for x
    x = 8,445,699,700.12/140,049.16
  6. Step 6: Final answer
    x = 60,305.25

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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.