Home / 108,928.44-163,373.22-28,966.86

Finding the Fourth Proportional to 108,928.44, 163,373.22 and 28,966.86

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Solution

The fourth proportional to 108,928.44, 163,373.22 and 28,966.86 is: 43,445.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,928.44 : 163,373.22 = 28,966.86 : x
  2. Step 2: Convert to fraction form
    108,928.44/163,373.22 = 28,966.86/x
  3. Step 3: Cross multiply
    108,928.44x = 163,373.22 × 28,966.86
  4. Step 4: Simplify right side
    108,928.44x = 4,732,409,191.49
  5. Step 5: Solve for x
    x = 4,732,409,191.49/108,928.44
  6. Step 6: Final answer
    x = 43,445.12

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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.