Home / 80,652.15-111,267.99-46,654.34

Finding the Fourth Proportional to 80,652.15, 111,267.99 and 46,654.34

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Solution

The fourth proportional to 80,652.15, 111,267.99 and 46,654.34 is: 64,364.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,652.15 : 111,267.99 = 46,654.34 : x
  2. Step 2: Convert to fraction form
    80,652.15/111,267.99 = 46,654.34/x
  3. Step 3: Cross multiply
    80,652.15x = 111,267.99 × 46,654.34
  4. Step 4: Simplify right side
    80,652.15x = 5,191,134,080.24
  5. Step 5: Solve for x
    x = 5,191,134,080.24/80,652.15
  6. Step 6: Final answer
    x = 64,364.48

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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.