Home / 74,469.81-111,669.63-27,051.48

Finding the Fourth Proportional to 74,469.81, 111,669.63 and 27,051.48

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Solution

The fourth proportional to 74,469.81, 111,669.63 and 27,051.48 is: 40,564.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,469.81 : 111,669.63 = 27,051.48 : x
  2. Step 2: Convert to fraction form
    74,469.81/111,669.63 = 27,051.48/x
  3. Step 3: Cross multiply
    74,469.81x = 111,669.63 × 27,051.48
  4. Step 4: Simplify right side
    74,469.81x = 3,020,828,762.55
  5. Step 5: Solve for x
    x = 3,020,828,762.55/74,469.81
  6. Step 6: Final answer
    x = 40,564.48

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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.