Home / 74,698.08-112,014.24-22,111.68

Finding the Fourth Proportional to 74,698.08, 112,014.24 and 22,111.68

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Solution

The fourth proportional to 74,698.08, 112,014.24 and 22,111.68 is: 33,157.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,698.08 : 112,014.24 = 22,111.68 : x
  2. Step 2: Convert to fraction form
    74,698.08/112,014.24 = 22,111.68/x
  3. Step 3: Cross multiply
    74,698.08x = 112,014.24 × 22,111.68
  4. Step 4: Simplify right side
    74,698.08x = 2,476,823,030.32
  5. Step 5: Solve for x
    x = 2,476,823,030.32/74,698.08
  6. Step 6: Final answer
    x = 33,157.79

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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.