Home / 85,015.58-117,324.02-46,779.08

Finding the Fourth Proportional to 85,015.58, 117,324.02 and 46,779.08

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Solution

The fourth proportional to 85,015.58, 117,324.02 and 46,779.08 is: 64,556.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,015.58 : 117,324.02 = 46,779.08 : x
  2. Step 2: Convert to fraction form
    85,015.58/117,324.02 = 46,779.08/x
  3. Step 3: Cross multiply
    85,015.58x = 117,324.02 × 46,779.08
  4. Step 4: Simplify right side
    85,015.58x = 5,488,309,247.83
  5. Step 5: Solve for x
    x = 5,488,309,247.83/85,015.58
  6. Step 6: Final answer
    x = 64,556.52

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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.