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Finding the Fourth Proportional to 60,934.92, 84,055.14 and 35,779.56

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Solution

The fourth proportional to 60,934.92, 84,055.14 and 35,779.56 is: 49,355.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,934.92 : 84,055.14 = 35,779.56 : x
  2. Step 2: Convert to fraction form
    60,934.92/84,055.14 = 35,779.56/x
  3. Step 3: Cross multiply
    60,934.92x = 84,055.14 × 35,779.56
  4. Step 4: Simplify right side
    60,934.92x = 3,007,455,924.94
  5. Step 5: Solve for x
    x = 3,007,455,924.94/60,934.92
  6. Step 6: Final answer
    x = 49,355.21

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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.