Home / 80,638.27-111,294.56-46,667.44

Finding the Fourth Proportional to 80,638.27, 111,294.56 and 46,667.44

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Solution

The fourth proportional to 80,638.27, 111,294.56 and 46,667.44 is: 64,409.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,638.27 : 111,294.56 = 46,667.44 : x
  2. Step 2: Convert to fraction form
    80,638.27/111,294.56 = 46,667.44/x
  3. Step 3: Cross multiply
    80,638.27x = 111,294.56 × 46,667.44
  4. Step 4: Simplify right side
    80,638.27x = 5,193,831,411.32
  5. Step 5: Solve for x
    x = 5,193,831,411.32/80,638.27
  6. Step 6: Final answer
    x = 64,409.02

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1.5x scale

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.