Home / 82,700.24-124,091.40-32,779.24

Finding the Fourth Proportional to 82,700.24, 124,091.40 and 32,779.24

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Solution

The fourth proportional to 82,700.24, 124,091.40 and 32,779.24 is: 49,185.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,700.24 : 124,091.40 = 32,779.24 : x
  2. Step 2: Convert to fraction form
    82,700.24/124,091.40 = 32,779.24/x
  3. Step 3: Cross multiply
    82,700.24x = 124,091.40 × 32,779.24
  4. Step 4: Simplify right side
    82,700.24x = 4,067,621,782.54
  5. Step 5: Solve for x
    x = 4,067,621,782.54/82,700.24
  6. Step 6: Final answer
    x = 49,185.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.