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Finding the Fourth Proportional to 61,365.73, 84,684.17 and 34,507.67

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Solution

The fourth proportional to 61,365.73, 84,684.17 and 34,507.67 is: 47,620.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,365.73 : 84,684.17 = 34,507.67 : x
  2. Step 2: Convert to fraction form
    61,365.73/84,684.17 = 34,507.67/x
  3. Step 3: Cross multiply
    61,365.73x = 84,684.17 × 34,507.67
  4. Step 4: Simplify right side
    61,365.73x = 2,922,253,055.43
  5. Step 5: Solve for x
    x = 2,922,253,055.43/61,365.73
  6. Step 6: Final answer
    x = 47,620.28

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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.