Home / 55,316.52-76,336.69-30,166.02

Finding the Fourth Proportional to 55,316.52, 76,336.69 and 30,166.02

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Solution

The fourth proportional to 55,316.52, 76,336.69 and 30,166.02 is: 41,629.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,316.52 : 76,336.69 = 30,166.02 : x
  2. Step 2: Convert to fraction form
    55,316.52/76,336.69 = 30,166.02/x
  3. Step 3: Cross multiply
    55,316.52x = 76,336.69 × 30,166.02
  4. Step 4: Simplify right side
    55,316.52x = 2,302,773,851.02
  5. Step 5: Solve for x
    x = 2,302,773,851.02/55,316.52
  6. Step 6: Final answer
    x = 41,629.05

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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.