Home / 74,664.24-103,031.76-41,130.24

Finding the Fourth Proportional to 74,664.24, 103,031.76 and 41,130.24

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Solution

The fourth proportional to 74,664.24, 103,031.76 and 41,130.24 is: 56,757.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,664.24 : 103,031.76 = 41,130.24 : x
  2. Step 2: Convert to fraction form
    74,664.24/103,031.76 = 41,130.24/x
  3. Step 3: Cross multiply
    74,664.24x = 103,031.76 × 41,130.24
  4. Step 4: Simplify right side
    74,664.24x = 4,237,721,016.42
  5. Step 5: Solve for x
    x = 4,237,721,016.42/74,664.24
  6. Step 6: Final answer
    x = 56,757.04

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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.