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Finding the Fourth Proportional to 47,493.68, 70,889.74 and 41,890.52

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Solution

The fourth proportional to 47,493.68, 70,889.74 and 41,890.52 is: 62,526.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,493.68 : 70,889.74 = 41,890.52 : x
  2. Step 2: Convert to fraction form
    47,493.68/70,889.74 = 41,890.52/x
  3. Step 3: Cross multiply
    47,493.68x = 70,889.74 × 41,890.52
  4. Step 4: Simplify right side
    47,493.68x = 2,969,608,071.26
  5. Step 5: Solve for x
    x = 2,969,608,071.26/47,493.68
  6. Step 6: Final answer
    x = 62,526.38

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.