Home / 53,651.16-74,040.48-29,780.46

Finding the Fourth Proportional to 53,651.16, 74,040.48 and 29,780.46

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Solution

The fourth proportional to 53,651.16, 74,040.48 and 29,780.46 is: 41,098.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,651.16 : 74,040.48 = 29,780.46 : x
  2. Step 2: Convert to fraction form
    53,651.16/74,040.48 = 29,780.46/x
  3. Step 3: Cross multiply
    53,651.16x = 74,040.48 × 29,780.46
  4. Step 4: Simplify right side
    53,651.16x = 2,204,959,553.02
  5. Step 5: Solve for x
    x = 2,204,959,553.02/53,651.16
  6. Step 6: Final answer
    x = 41,098.08

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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.