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Finding the Fourth Proportional to 62,676.60, 86,501.37 and 35,812.95

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Solution

The fourth proportional to 62,676.60, 86,501.37 and 35,812.95 is: 49,426.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,676.60 : 86,501.37 = 35,812.95 : x
  2. Step 2: Convert to fraction form
    62,676.60/86,501.37 = 35,812.95/x
  3. Step 3: Cross multiply
    62,676.60x = 86,501.37 × 35,812.95
  4. Step 4: Simplify right side
    62,676.60x = 3,097,869,238.74
  5. Step 5: Solve for x
    x = 3,097,869,238.74/62,676.60
  6. Step 6: Final answer
    x = 49,426.25

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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.