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Finding the Fourth Proportional to 188,642.72, 282,904.04 and 62,259.44

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Solution

The fourth proportional to 188,642.72, 282,904.04 and 62,259.44 is: 93,369.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,642.72 : 282,904.04 = 62,259.44 : x
  2. Step 2: Convert to fraction form
    188,642.72/282,904.04 = 62,259.44/x
  3. Step 3: Cross multiply
    188,642.72x = 282,904.04 × 62,259.44
  4. Step 4: Simplify right side
    188,642.72x = 17,613,445,845.27
  5. Step 5: Solve for x
    x = 17,613,445,845.27/188,642.72
  6. Step 6: Final answer
    x = 93,369.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.