Home / 53,886.08-80,741.76-35,143.68

Finding the Fourth Proportional to 53,886.08, 80,741.76 and 35,143.68

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Solution

The fourth proportional to 53,886.08, 80,741.76 and 35,143.68 is: 52,658.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,886.08 : 80,741.76 = 35,143.68 : x
  2. Step 2: Convert to fraction form
    53,886.08/80,741.76 = 35,143.68/x
  3. Step 3: Cross multiply
    53,886.08x = 80,741.76 × 35,143.68
  4. Step 4: Simplify right side
    53,886.08x = 2,837,562,576.08
  5. Step 5: Solve for x
    x = 2,837,562,576.08/53,886.08
  6. Step 6: Final answer
    x = 52,658.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.