Home / 53,770.78-74,202.15-29,897.02

Finding the Fourth Proportional to 53,770.78, 74,202.15 and 29,897.02

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Solution

The fourth proportional to 53,770.78, 74,202.15 and 29,897.02 is: 41,257.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,770.78 : 74,202.15 = 29,897.02 : x
  2. Step 2: Convert to fraction form
    53,770.78/74,202.15 = 29,897.02/x
  3. Step 3: Cross multiply
    53,770.78x = 74,202.15 × 29,897.02
  4. Step 4: Simplify right side
    53,770.78x = 2,218,423,162.59
  5. Step 5: Solve for x
    x = 2,218,423,162.59/53,770.78
  6. Step 6: Final answer
    x = 41,257.04

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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.