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Finding the Fourth Proportional to 62,566.61, 86,343.32 and 35,708.58

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Solution

The fourth proportional to 62,566.61, 86,343.32 and 35,708.58 is: 49,278.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,566.61 : 86,343.32 = 35,708.58 : x
  2. Step 2: Convert to fraction form
    62,566.61/86,343.32 = 35,708.58/x
  3. Step 3: Cross multiply
    62,566.61x = 86,343.32 × 35,708.58
  4. Step 4: Simplify right side
    62,566.61x = 3,083,197,238.10
  5. Step 5: Solve for x
    x = 3,083,197,238.10/62,566.61
  6. Step 6: Final answer
    x = 49,278.64

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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.