Home / 53,771.55-74,205.23-29,897.61

Finding the Fourth Proportional to 53,771.55, 74,205.23 and 29,897.61

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Solution

The fourth proportional to 53,771.55, 74,205.23 and 29,897.61 is: 41,258.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,771.55 : 74,205.23 = 29,897.61 : x
  2. Step 2: Convert to fraction form
    53,771.55/74,205.23 = 29,897.61/x
  3. Step 3: Cross multiply
    53,771.55x = 74,205.23 × 29,897.61
  4. Step 4: Simplify right side
    53,771.55x = 2,218,558,877.01
  5. Step 5: Solve for x
    x = 2,218,558,877.01/53,771.55
  6. Step 6: Final answer
    x = 41,258.97

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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.