Home / 57,048.48-78,615.90-41,102.82

Finding the Fourth Proportional to 57,048.48, 78,615.90 and 41,102.82

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Solution

The fourth proportional to 57,048.48, 78,615.90 and 41,102.82 is: 56,641.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,048.48 : 78,615.90 = 41,102.82 : x
  2. Step 2: Convert to fraction form
    57,048.48/78,615.90 = 41,102.82/x
  3. Step 3: Cross multiply
    57,048.48x = 78,615.90 × 41,102.82
  4. Step 4: Simplify right side
    57,048.48x = 3,231,335,186.84
  5. Step 5: Solve for x
    x = 3,231,335,186.84/57,048.48
  6. Step 6: Final answer
    x = 56,641.92

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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.