Home / 113,004.34-169,440.87-42,845.38

Finding the Fourth Proportional to 113,004.34, 169,440.87 and 42,845.38

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Solution

The fourth proportional to 113,004.34, 169,440.87 and 42,845.38 is: 64,243.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,004.34 : 169,440.87 = 42,845.38 : x
  2. Step 2: Convert to fraction form
    113,004.34/169,440.87 = 42,845.38/x
  3. Step 3: Cross multiply
    113,004.34x = 169,440.87 × 42,845.38
  4. Step 4: Simplify right side
    113,004.34x = 7,259,758,462.68
  5. Step 5: Solve for x
    x = 7,259,758,462.68/113,004.34
  6. Step 6: Final answer
    x = 64,243.18

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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.