Home / 53,939.22-74,437.09-30,063.32

Finding the Fourth Proportional to 53,939.22, 74,437.09 and 30,063.32

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Solution

The fourth proportional to 53,939.22, 74,437.09 and 30,063.32 is: 41,487.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,939.22 : 74,437.09 = 30,063.32 : x
  2. Step 2: Convert to fraction form
    53,939.22/74,437.09 = 30,063.32/x
  3. Step 3: Cross multiply
    53,939.22x = 74,437.09 × 30,063.32
  4. Step 4: Simplify right side
    53,939.22x = 2,237,826,476.15
  5. Step 5: Solve for x
    x = 2,237,826,476.15/53,939.22
  6. Step 6: Final answer
    x = 41,487.93

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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.