Home / 74,117-110,896.64-51,973.62

Finding the Fourth Proportional to 74,117, 110,896.64 and 51,973.62

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Solution

The fourth proportional to 74,117, 110,896.64 and 51,973.62 is: 77,764.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,117 : 110,896.64 = 51,973.62 : x
  2. Step 2: Convert to fraction form
    74,117/110,896.64 = 51,973.62/x
  3. Step 3: Cross multiply
    74,117x = 110,896.64 × 51,973.62
  4. Step 4: Simplify right side
    74,117x = 5,763,699,826.64
  5. Step 5: Solve for x
    x = 5,763,699,826.64/74,117
  6. Step 6: Final answer
    x = 77,764.88

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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.