Home / 55,857.15-77,008.82-46,261.69

Finding the Fourth Proportional to 55,857.15, 77,008.82 and 46,261.69

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Solution

The fourth proportional to 55,857.15, 77,008.82 and 46,261.69 is: 63,779.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,857.15 : 77,008.82 = 46,261.69 : x
  2. Step 2: Convert to fraction form
    55,857.15/77,008.82 = 46,261.69/x
  3. Step 3: Cross multiply
    55,857.15x = 77,008.82 × 46,261.69
  4. Step 4: Simplify right side
    55,857.15x = 3,562,557,734.28
  5. Step 5: Solve for x
    x = 3,562,557,734.28/55,857.15
  6. Step 6: Final answer
    x = 63,779.80

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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.