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Finding the Fourth Proportional to 63,148.36, 94,658.54 and 40,975.82

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Solution

The fourth proportional to 63,148.36, 94,658.54 and 40,975.82 is: 61,422.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,148.36 : 94,658.54 = 40,975.82 : x
  2. Step 2: Convert to fraction form
    63,148.36/94,658.54 = 40,975.82/x
  3. Step 3: Cross multiply
    63,148.36x = 94,658.54 × 40,975.82
  4. Step 4: Simplify right side
    63,148.36x = 3,878,711,296.50
  5. Step 5: Solve for x
    x = 3,878,711,296.50/63,148.36
  6. Step 6: Final answer
    x = 61,422.20

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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.