Home / 62,845.47-86,725.70-34,165.84

Finding the Fourth Proportional to 62,845.47, 86,725.70 and 34,165.84

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Solution

The fourth proportional to 62,845.47, 86,725.70 and 34,165.84 is: 47,148.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,845.47 : 86,725.70 = 34,165.84 : x
  2. Step 2: Convert to fraction form
    62,845.47/86,725.70 = 34,165.84/x
  3. Step 3: Cross multiply
    62,845.47x = 86,725.70 × 34,165.84
  4. Step 4: Simplify right side
    62,845.47x = 2,963,056,390.09
  5. Step 5: Solve for x
    x = 2,963,056,390.09/62,845.47
  6. Step 6: Final answer
    x = 47,148.29

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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.