Home / 140,525.21-210,689.24-51,767.33

Finding the Fourth Proportional to 140,525.21, 210,689.24 and 51,767.33

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Solution

The fourth proportional to 140,525.21, 210,689.24 and 51,767.33 is: 77,614.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,525.21 : 210,689.24 = 51,767.33 : x
  2. Step 2: Convert to fraction form
    140,525.21/210,689.24 = 51,767.33/x
  3. Step 3: Cross multiply
    140,525.21x = 210,689.24 × 51,767.33
  4. Step 4: Simplify right side
    140,525.21x = 10,906,818,102.25
  5. Step 5: Solve for x
    x = 10,906,818,102.25/140,525.21
  6. Step 6: Final answer
    x = 77,614.67

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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.