Home / 55,106.46-76,047.48-29,955.96

Finding the Fourth Proportional to 55,106.46, 76,047.48 and 29,955.96

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Solution

The fourth proportional to 55,106.46, 76,047.48 and 29,955.96 is: 41,339.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,106.46 : 76,047.48 = 29,955.96 : x
  2. Step 2: Convert to fraction form
    55,106.46/76,047.48 = 29,955.96/x
  3. Step 3: Cross multiply
    55,106.46x = 76,047.48 × 29,955.96
  4. Step 4: Simplify right side
    55,106.46x = 2,278,075,268.98
  5. Step 5: Solve for x
    x = 2,278,075,268.98/55,106.46
  6. Step 6: Final answer
    x = 41,339.53

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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.