Home / 53,309.72-79,957.14-29,301.56

Finding the Fourth Proportional to 53,309.72, 79,957.14 and 29,301.56

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Solution

The fourth proportional to 53,309.72, 79,957.14 and 29,301.56 is: 43,948.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,309.72 : 79,957.14 = 29,301.56 : x
  2. Step 2: Convert to fraction form
    53,309.72/79,957.14 = 29,301.56/x
  3. Step 3: Cross multiply
    53,309.72x = 79,957.14 × 29,301.56
  4. Step 4: Simplify right side
    53,309.72x = 2,342,868,935.14
  5. Step 5: Solve for x
    x = 2,342,868,935.14/53,309.72
  6. Step 6: Final answer
    x = 43,948.25

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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.