Home / 53,064.36-79,438.62-34,308.04

Finding the Fourth Proportional to 53,064.36, 79,438.62 and 34,308.04

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Solution

The fourth proportional to 53,064.36, 79,438.62 and 34,308.04 is: 51,359.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,064.36 : 79,438.62 = 34,308.04 : x
  2. Step 2: Convert to fraction form
    53,064.36/79,438.62 = 34,308.04/x
  3. Step 3: Cross multiply
    53,064.36x = 79,438.62 × 34,308.04
  4. Step 4: Simplify right side
    53,064.36x = 2,725,383,352.50
  5. Step 5: Solve for x
    x = 2,725,383,352.50/53,064.36
  6. Step 6: Final answer
    x = 51,359.96

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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.