Home / 55,779.25-76,979.49-34,562.65

Finding the Fourth Proportional to 55,779.25, 76,979.49 and 34,562.65

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Solution

The fourth proportional to 55,779.25, 76,979.49 and 34,562.65 is: 47,699.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,779.25 : 76,979.49 = 34,562.65 : x
  2. Step 2: Convert to fraction form
    55,779.25/76,979.49 = 34,562.65/x
  3. Step 3: Cross multiply
    55,779.25x = 76,979.49 × 34,562.65
  4. Step 4: Simplify right side
    55,779.25x = 2,660,615,170.05
  5. Step 5: Solve for x
    x = 2,660,615,170.05/55,779.25
  6. Step 6: Final answer
    x = 47,699.01

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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.