Home / 86,169.51-118,899.39-47,924.04

Finding the Fourth Proportional to 86,169.51, 118,899.39 and 47,924.04

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Solution

The fourth proportional to 86,169.51, 118,899.39 and 47,924.04 is: 66,127.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,169.51 : 118,899.39 = 47,924.04 : x
  2. Step 2: Convert to fraction form
    86,169.51/118,899.39 = 47,924.04/x
  3. Step 3: Cross multiply
    86,169.51x = 118,899.39 × 47,924.04
  4. Step 4: Simplify right side
    86,169.51x = 5,698,139,122.34
  5. Step 5: Solve for x
    x = 5,698,139,122.34/86,169.51
  6. Step 6: Final answer
    x = 66,127.09

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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.