Home / 64,247.05-96,315.13-30,921.27

Finding the Fourth Proportional to 64,247.05, 96,315.13 and 30,921.27

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Solution

The fourth proportional to 64,247.05, 96,315.13 and 30,921.27 is: 46,355.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,247.05 : 96,315.13 = 30,921.27 : x
  2. Step 2: Convert to fraction form
    64,247.05/96,315.13 = 30,921.27/x
  3. Step 3: Cross multiply
    64,247.05x = 96,315.13 × 30,921.27
  4. Step 4: Simplify right side
    64,247.05x = 2,978,186,139.82
  5. Step 5: Solve for x
    x = 2,978,186,139.82/64,247.05
  6. Step 6: Final answer
    x = 46,355.22

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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.