Home / 55,458.46-76,533.24-30,307.96

Finding the Fourth Proportional to 55,458.46, 76,533.24 and 30,307.96

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Solution

The fourth proportional to 55,458.46, 76,533.24 and 30,307.96 is: 41,825.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,458.46 : 76,533.24 = 30,307.96 : x
  2. Step 2: Convert to fraction form
    55,458.46/76,533.24 = 30,307.96/x
  3. Step 3: Cross multiply
    55,458.46x = 76,533.24 × 30,307.96
  4. Step 4: Simplify right side
    55,458.46x = 2,319,566,376.59
  5. Step 5: Solve for x
    x = 2,319,566,376.59/55,458.46
  6. Step 6: Final answer
    x = 41,825.29

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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.