Home / 55,965.12-77,075.30-46,446

Finding the Fourth Proportional to 55,965.12, 77,075.30 and 46,446

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Solution

The fourth proportional to 55,965.12, 77,075.30 and 46,446 is: 63,965.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,965.12 : 77,075.30 = 46,446 : x
  2. Step 2: Convert to fraction form
    55,965.12/77,075.30 = 46,446/x
  3. Step 3: Cross multiply
    55,965.12x = 77,075.30 × 46,446
  4. Step 4: Simplify right side
    55,965.12x = 3,579,839,383.80
  5. Step 5: Solve for x
    x = 3,579,839,383.80/55,965.12
  6. Step 6: Final answer
    x = 63,965.54

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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.