Home / 55,474.56-76,552.08-34,255.68

Finding the Fourth Proportional to 55,474.56, 76,552.08 and 34,255.68

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Solution

The fourth proportional to 55,474.56, 76,552.08 and 34,255.68 is: 47,271.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,474.56 : 76,552.08 = 34,255.68 : x
  2. Step 2: Convert to fraction form
    55,474.56/76,552.08 = 34,255.68/x
  3. Step 3: Cross multiply
    55,474.56x = 76,552.08 × 34,255.68
  4. Step 4: Simplify right side
    55,474.56x = 2,622,343,555.81
  5. Step 5: Solve for x
    x = 2,622,343,555.81/55,474.56
  6. Step 6: Final answer
    x = 47,271.10

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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.