Home / 55,075.98-76,036.32-36,267.78

Finding the Fourth Proportional to 55,075.98, 76,036.32 and 36,267.78

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Solution

The fourth proportional to 55,075.98, 76,036.32 and 36,267.78 is: 50,070.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,075.98 : 76,036.32 = 36,267.78 : x
  2. Step 2: Convert to fraction form
    55,075.98/76,036.32 = 36,267.78/x
  3. Step 3: Cross multiply
    55,075.98x = 76,036.32 × 36,267.78
  4. Step 4: Simplify right side
    55,075.98x = 2,757,668,525.77
  5. Step 5: Solve for x
    x = 2,757,668,525.77/55,075.98
  6. Step 6: Final answer
    x = 50,070.26

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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.