Home / 64,266.47-96,439.62-30,989.96

Finding the Fourth Proportional to 64,266.47, 96,439.62 and 30,989.96

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Solution

The fourth proportional to 64,266.47, 96,439.62 and 30,989.96 is: 46,504.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,266.47 : 96,439.62 = 30,989.96 : x
  2. Step 2: Convert to fraction form
    64,266.47/96,439.62 = 30,989.96/x
  3. Step 3: Cross multiply
    64,266.47x = 96,439.62 × 30,989.96
  4. Step 4: Simplify right side
    64,266.47x = 2,988,659,966.22
  5. Step 5: Solve for x
    x = 2,988,659,966.22/64,266.47
  6. Step 6: Final answer
    x = 46,504.19

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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.