Home / 74,051.76-111,091.41-29,681.97

Finding the Fourth Proportional to 74,051.76, 111,091.41 and 29,681.97

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Solution

The fourth proportional to 74,051.76, 111,091.41 and 29,681.97 is: 44,528.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,051.76 : 111,091.41 = 29,681.97 : x
  2. Step 2: Convert to fraction form
    74,051.76/111,091.41 = 29,681.97/x
  3. Step 3: Cross multiply
    74,051.76x = 111,091.41 × 29,681.97
  4. Step 4: Simplify right side
    74,051.76x = 3,297,411,898.88
  5. Step 5: Solve for x
    x = 3,297,411,898.88/74,051.76
  6. Step 6: Final answer
    x = 44,528.47

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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.