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Finding the Fourth Proportional to 62,125.80, 85,741.52 and 46,255.47

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Solution

The fourth proportional to 62,125.80, 85,741.52 and 46,255.47 is: 63,838.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,125.80 : 85,741.52 = 46,255.47 : x
  2. Step 2: Convert to fraction form
    62,125.80/85,741.52 = 46,255.47/x
  3. Step 3: Cross multiply
    62,125.80x = 85,741.52 × 46,255.47
  4. Step 4: Simplify right side
    62,125.80x = 3,966,014,074.84
  5. Step 5: Solve for x
    x = 3,966,014,074.84/62,125.80
  6. Step 6: Final answer
    x = 63,838.44

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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.