Home / 62,651.25-86,457.78-33,970.10

Finding the Fourth Proportional to 62,651.25, 86,457.78 and 33,970.10

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Solution

The fourth proportional to 62,651.25, 86,457.78 and 33,970.10 is: 46,878.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,651.25 : 86,457.78 = 33,970.10 : x
  2. Step 2: Convert to fraction form
    62,651.25/86,457.78 = 33,970.10/x
  3. Step 3: Cross multiply
    62,651.25x = 86,457.78 × 33,970.10
  4. Step 4: Simplify right side
    62,651.25x = 2,936,979,000.09
  5. Step 5: Solve for x
    x = 2,936,979,000.09/62,651.25
  6. Step 6: Final answer
    x = 46,878.22

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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.