Home / 53,178.54-73,386.87-29,306.07

Finding the Fourth Proportional to 53,178.54, 73,386.87 and 29,306.07

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Solution

The fourth proportional to 53,178.54, 73,386.87 and 29,306.07 is: 40,442.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,178.54 : 73,386.87 = 29,306.07 : x
  2. Step 2: Convert to fraction form
    53,178.54/73,386.87 = 29,306.07/x
  3. Step 3: Cross multiply
    53,178.54x = 73,386.87 × 29,306.07
  4. Step 4: Simplify right side
    53,178.54x = 2,150,680,749.30
  5. Step 5: Solve for x
    x = 2,150,680,749.30/53,178.54
  6. Step 6: Final answer
    x = 40,442.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.