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Finding the Fourth Proportional to 53,307.92, 79,955.52 and 41,473.56

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Solution

The fourth proportional to 53,307.92, 79,955.52 and 41,473.56 is: 62,205.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,307.92 : 79,955.52 = 41,473.56 : x
  2. Step 2: Convert to fraction form
    53,307.92/79,955.52 = 41,473.56/x
  3. Step 3: Cross multiply
    53,307.92x = 79,955.52 × 41,473.56
  4. Step 4: Simplify right side
    53,307.92x = 3,316,040,056.05
  5. Step 5: Solve for x
    x = 3,316,040,056.05/53,307.92
  6. Step 6: Final answer
    x = 62,205.39

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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.