Home / 108,946.44-163,400.19-28,984.86

Finding the Fourth Proportional to 108,946.44, 163,400.19 and 28,984.86

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Solution

The fourth proportional to 108,946.44, 163,400.19 and 28,984.86 is: 43,472.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,946.44 : 163,400.19 = 28,984.86 : x
  2. Step 2: Convert to fraction form
    108,946.44/163,400.19 = 28,984.86/x
  3. Step 3: Cross multiply
    108,946.44x = 163,400.19 × 28,984.86
  4. Step 4: Simplify right side
    108,946.44x = 4,736,131,631.12
  5. Step 5: Solve for x
    x = 4,736,131,631.12/108,946.44
  6. Step 6: Final answer
    x = 43,472.11

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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.