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Finding the Fourth Proportional to 61,536.65, 84,941.66 and 36,051.21

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Solution

The fourth proportional to 61,536.65, 84,941.66 and 36,051.21 is: 49,763.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,536.65 : 84,941.66 = 36,051.21 : x
  2. Step 2: Convert to fraction form
    61,536.65/84,941.66 = 36,051.21/x
  3. Step 3: Cross multiply
    61,536.65x = 84,941.66 × 36,051.21
  4. Step 4: Simplify right side
    61,536.65x = 3,062,249,712.54
  5. Step 5: Solve for x
    x = 3,062,249,712.54/61,536.65
  6. Step 6: Final answer
    x = 49,763.03

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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.