Home / 55,790.96-84,070.22-46,147.28

Finding the Fourth Proportional to 55,790.96, 84,070.22 and 46,147.28

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Solution

The fourth proportional to 55,790.96, 84,070.22 and 46,147.28 is: 69,538.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,790.96 : 84,070.22 = 46,147.28 : x
  2. Step 2: Convert to fraction form
    55,790.96/84,070.22 = 46,147.28/x
  3. Step 3: Cross multiply
    55,790.96x = 84,070.22 × 46,147.28
  4. Step 4: Simplify right side
    55,790.96x = 3,879,611,982.00
  5. Step 5: Solve for x
    x = 3,879,611,982.00/55,790.96
  6. Step 6: Final answer
    x = 69,538.36

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.