Home / 80,779.19-111,469.91-44,968.28

Finding the Fourth Proportional to 80,779.19, 111,469.91 and 44,968.28

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Solution

The fourth proportional to 80,779.19, 111,469.91 and 44,968.28 is: 62,053.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,779.19 : 111,469.91 = 44,968.28 : x
  2. Step 2: Convert to fraction form
    80,779.19/111,469.91 = 44,968.28/x
  3. Step 3: Cross multiply
    80,779.19x = 111,469.91 × 44,968.28
  4. Step 4: Simplify right side
    80,779.19x = 5,012,609,342.26
  5. Step 5: Solve for x
    x = 5,012,609,342.26/80,779.19
  6. Step 6: Final answer
    x = 62,053.23

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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.