Home / 74,943.33-103,420.04-40,951.93

Finding the Fourth Proportional to 74,943.33, 103,420.04 and 40,951.93

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Solution

The fourth proportional to 74,943.33, 103,420.04 and 40,951.93 is: 56,512.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,943.33 : 103,420.04 = 40,951.93 : x
  2. Step 2: Convert to fraction form
    74,943.33/103,420.04 = 40,951.93/x
  3. Step 3: Cross multiply
    74,943.33x = 103,420.04 × 40,951.93
  4. Step 4: Simplify right side
    74,943.33x = 4,235,250,199.63
  5. Step 5: Solve for x
    x = 4,235,250,199.63/74,943.33
  6. Step 6: Final answer
    x = 56,512.71

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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.