Home / 79,989.06-110,406.30-46,001.28

Finding the Fourth Proportional to 79,989.06, 110,406.30 and 46,001.28

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Solution

The fourth proportional to 79,989.06, 110,406.30 and 46,001.28 is: 63,494.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,989.06 : 110,406.30 = 46,001.28 : x
  2. Step 2: Convert to fraction form
    79,989.06/110,406.30 = 46,001.28/x
  3. Step 3: Cross multiply
    79,989.06x = 110,406.30 × 46,001.28
  4. Step 4: Simplify right side
    79,989.06x = 5,078,831,120.06
  5. Step 5: Solve for x
    x = 5,078,831,120.06/79,989.06
  6. Step 6: Final answer
    x = 63,494.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.