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Finding the Fourth Proportional to 110,866.48, 166,256.58 and 35,968.51

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Solution

The fourth proportional to 110,866.48, 166,256.58 and 35,968.51 is: 53,938.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,866.48 : 166,256.58 = 35,968.51 : x
  2. Step 2: Convert to fraction form
    110,866.48/166,256.58 = 35,968.51/x
  3. Step 3: Cross multiply
    110,866.48x = 166,256.58 × 35,968.51
  4. Step 4: Simplify right side
    110,866.48x = 5,980,001,460.30
  5. Step 5: Solve for x
    x = 5,980,001,460.30/110,866.48
  6. Step 6: Final answer
    x = 53,938.77

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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.