Home / 53,188.44-73,396.75-29,315.31

Finding the Fourth Proportional to 53,188.44, 73,396.75 and 29,315.31

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Solution

The fourth proportional to 53,188.44, 73,396.75 and 29,315.31 is: 40,453.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,188.44 : 73,396.75 = 29,315.31 : x
  2. Step 2: Convert to fraction form
    53,188.44/73,396.75 = 29,315.31/x
  3. Step 3: Cross multiply
    53,188.44x = 73,396.75 × 29,315.31
  4. Step 4: Simplify right side
    53,188.44x = 2,151,648,332.67
  5. Step 5: Solve for x
    x = 2,151,648,332.67/53,188.44
  6. Step 6: Final answer
    x = 40,453.31

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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.