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Finding the Fourth Proportional to 80,202.76, 110,683.61 and 46,216.32

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Solution

The fourth proportional to 80,202.76, 110,683.61 and 46,216.32 is: 63,780.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,202.76 : 110,683.61 = 46,216.32 : x
  2. Step 2: Convert to fraction form
    80,202.76/110,683.61 = 46,216.32/x
  3. Step 3: Cross multiply
    80,202.76x = 110,683.61 × 46,216.32
  4. Step 4: Simplify right side
    80,202.76x = 5,115,389,548.24
  5. Step 5: Solve for x
    x = 5,115,389,548.24/80,202.76
  6. Step 6: Final answer
    x = 63,780.72

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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.