Home / 53,841.89-74,305.60-35,661.31

Finding the Fourth Proportional to 53,841.89, 74,305.60 and 35,661.31

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Solution

The fourth proportional to 53,841.89, 74,305.60 and 35,661.31 is: 49,215.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,841.89 : 74,305.60 = 35,661.31 : x
  2. Step 2: Convert to fraction form
    53,841.89/74,305.60 = 35,661.31/x
  3. Step 3: Cross multiply
    53,841.89x = 74,305.60 × 35,661.31
  4. Step 4: Simplify right side
    53,841.89x = 2,649,835,379.98
  5. Step 5: Solve for x
    x = 2,649,835,379.98/53,841.89
  6. Step 6: Final answer
    x = 49,215.13

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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.