Home / 62,683.20-94,031.28-43,146

Finding the Fourth Proportional to 62,683.20, 94,031.28 and 43,146

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Solution

The fourth proportional to 62,683.20, 94,031.28 and 43,146 is: 64,723.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,683.20 : 94,031.28 = 43,146 : x
  2. Step 2: Convert to fraction form
    62,683.20/94,031.28 = 43,146/x
  3. Step 3: Cross multiply
    62,683.20x = 94,031.28 × 43,146
  4. Step 4: Simplify right side
    62,683.20x = 4,057,073,606.88
  5. Step 5: Solve for x
    x = 4,057,073,606.88/62,683.20
  6. Step 6: Final answer
    x = 64,723.46

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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.