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Finding the Fourth Proportional to 62,566.61, 86,342.19 and 33,886.61

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Solution

The fourth proportional to 62,566.61, 86,342.19 and 33,886.61 is: 46,763.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,566.61 : 86,342.19 = 33,886.61 : x
  2. Step 2: Convert to fraction form
    62,566.61/86,342.19 = 33,886.61/x
  3. Step 3: Cross multiply
    62,566.61x = 86,342.19 × 33,886.61
  4. Step 4: Simplify right side
    62,566.61x = 2,925,844,126.91
  5. Step 5: Solve for x
    x = 2,925,844,126.91/62,566.61
  6. Step 6: Final answer
    x = 46,763.67

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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.