Home / 80,485.04-111,064.12-44,675.06

Finding the Fourth Proportional to 80,485.04, 111,064.12 and 44,675.06

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Solution

The fourth proportional to 80,485.04, 111,064.12 and 44,675.06 is: 61,648.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,485.04 : 111,064.12 = 44,675.06 : x
  2. Step 2: Convert to fraction form
    80,485.04/111,064.12 = 44,675.06/x
  3. Step 3: Cross multiply
    80,485.04x = 111,064.12 × 44,675.06
  4. Step 4: Simplify right side
    80,485.04x = 4,961,796,224.85
  5. Step 5: Solve for x
    x = 4,961,796,224.85/80,485.04
  6. Step 6: Final answer
    x = 61,648.68

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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.