Home / 55,126.92-76,075.94-41,304.78

Finding the Fourth Proportional to 55,126.92, 76,075.94 and 41,304.78

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Solution

The fourth proportional to 55,126.92, 76,075.94 and 41,304.78 is: 57,001.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,126.92 : 76,075.94 = 41,304.78 : x
  2. Step 2: Convert to fraction form
    55,126.92/76,075.94 = 41,304.78/x
  3. Step 3: Cross multiply
    55,126.92x = 76,075.94 × 41,304.78
  4. Step 4: Simplify right side
    55,126.92x = 3,142,299,758.47
  5. Step 5: Solve for x
    x = 3,142,299,758.47/55,126.92
  6. Step 6: Final answer
    x = 57,001.18

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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.