Home / 53,837.84-80,770.26-31,669.76

Finding the Fourth Proportional to 53,837.84, 80,770.26 and 31,669.76

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Solution

The fourth proportional to 53,837.84, 80,770.26 and 31,669.76 is: 47,512.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,837.84 : 80,770.26 = 31,669.76 : x
  2. Step 2: Convert to fraction form
    53,837.84/80,770.26 = 31,669.76/x
  3. Step 3: Cross multiply
    53,837.84x = 80,770.26 × 31,669.76
  4. Step 4: Simplify right side
    53,837.84x = 2,557,974,749.34
  5. Step 5: Solve for x
    x = 2,557,974,749.34/53,837.84
  6. Step 6: Final answer
    x = 47,512.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.