Home / 207,535.19-311,271.77-57,759.86

Finding the Fourth Proportional to 207,535.19, 311,271.77 and 57,759.86

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Solution

The fourth proportional to 207,535.19, 311,271.77 and 57,759.86 is: 86,631.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,535.19 : 311,271.77 = 57,759.86 : x
  2. Step 2: Convert to fraction form
    207,535.19/311,271.77 = 57,759.86/x
  3. Step 3: Cross multiply
    207,535.19x = 311,271.77 × 57,759.86
  4. Step 4: Simplify right side
    207,535.19x = 17,979,014,779.73
  5. Step 5: Solve for x
    x = 17,979,014,779.73/207,535.19
  6. Step 6: Final answer
    x = 86,631.16

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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.