Home / 147,829.64-204,004.93-80,761.64

Finding the Fourth Proportional to 147,829.64, 204,004.93 and 80,761.64

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Solution

The fourth proportional to 147,829.64, 204,004.93 and 80,761.64 is: 111,451.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,829.64 : 204,004.93 = 80,761.64 : x
  2. Step 2: Convert to fraction form
    147,829.64/204,004.93 = 80,761.64/x
  3. Step 3: Cross multiply
    147,829.64x = 204,004.93 × 80,761.64
  4. Step 4: Simplify right side
    147,829.64x = 16,475,772,791.91
  5. Step 5: Solve for x
    x = 16,475,772,791.91/147,829.64
  6. Step 6: Final answer
    x = 111,451.08

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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.