Home / 48,290.06-66,654.24-31,293.72

Finding the Fourth Proportional to 48,290.06, 66,654.24 and 31,293.72

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Solution

The fourth proportional to 48,290.06, 66,654.24 and 31,293.72 is: 43,194.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,290.06 : 66,654.24 = 31,293.72 : x
  2. Step 2: Convert to fraction form
    48,290.06/66,654.24 = 31,293.72/x
  3. Step 3: Cross multiply
    48,290.06x = 66,654.24 × 31,293.72
  4. Step 4: Simplify right side
    48,290.06x = 2,085,859,123.37
  5. Step 5: Solve for x
    x = 2,085,859,123.37/48,290.06
  6. Step 6: Final answer
    x = 43,194.38

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1.5x scale

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.