Home / 51,854.16-71,556.84-31,703.52

Finding the Fourth Proportional to 51,854.16, 71,556.84 and 31,703.52

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Solution

The fourth proportional to 51,854.16, 71,556.84 and 31,703.52 is: 43,749.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,854.16 : 71,556.84 = 31,703.52 : x
  2. Step 2: Convert to fraction form
    51,854.16/71,556.84 = 31,703.52/x
  3. Step 3: Cross multiply
    51,854.16x = 71,556.84 × 31,703.52
  4. Step 4: Simplify right side
    51,854.16x = 2,268,603,708.08
  5. Step 5: Solve for x
    x = 2,268,603,708.08/51,854.16
  6. Step 6: Final answer
    x = 43,749.70

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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.