Home / 80,590.75-111,215.33-44,779.93

Finding the Fourth Proportional to 80,590.75, 111,215.33 and 44,779.93

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Solution

The fourth proportional to 80,590.75, 111,215.33 and 44,779.93 is: 61,796.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,590.75 : 111,215.33 = 44,779.93 : x
  2. Step 2: Convert to fraction form
    80,590.75/111,215.33 = 44,779.93/x
  3. Step 3: Cross multiply
    80,590.75x = 111,215.33 × 44,779.93
  4. Step 4: Simplify right side
    80,590.75x = 4,980,214,692.33
  5. Step 5: Solve for x
    x = 4,980,214,692.33/80,590.75
  6. Step 6: Final answer
    x = 61,796.36

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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.