Home / 83,048.08-124,479.24-43,609.36

Finding the Fourth Proportional to 83,048.08, 124,479.24 and 43,609.36

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Solution

The fourth proportional to 83,048.08, 124,479.24 and 43,609.36 is: 65,365.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,048.08 : 124,479.24 = 43,609.36 : x
  2. Step 2: Convert to fraction form
    83,048.08/124,479.24 = 43,609.36/x
  3. Step 3: Cross multiply
    83,048.08x = 124,479.24 × 43,609.36
  4. Step 4: Simplify right side
    83,048.08x = 5,428,459,989.69
  5. Step 5: Solve for x
    x = 5,428,459,989.69/83,048.08
  6. Step 6: Final answer
    x = 65,365.27

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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.