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Finding the Fourth Proportional to 61,946.16, 85,483.84 and 33,651.76

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Solution

The fourth proportional to 61,946.16, 85,483.84 and 33,651.76 is: 46,438.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,946.16 : 85,483.84 = 33,651.76 : x
  2. Step 2: Convert to fraction form
    61,946.16/85,483.84 = 33,651.76/x
  3. Step 3: Cross multiply
    61,946.16x = 85,483.84 × 33,651.76
  4. Step 4: Simplify right side
    61,946.16x = 2,876,681,667.56
  5. Step 5: Solve for x
    x = 2,876,681,667.56/61,946.16
  6. Step 6: Final answer
    x = 46,438.42

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1.5x scale

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.