Home / 49,893.40-68,860.46-31,036.60

Finding the Fourth Proportional to 49,893.40, 68,860.46 and 31,036.60

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Solution

The fourth proportional to 49,893.40, 68,860.46 and 31,036.60 is: 42,835.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,893.40 : 68,860.46 = 31,036.60 : x
  2. Step 2: Convert to fraction form
    49,893.40/68,860.46 = 31,036.60/x
  3. Step 3: Cross multiply
    49,893.40x = 68,860.46 × 31,036.60
  4. Step 4: Simplify right side
    49,893.40x = 2,137,194,552.84
  5. Step 5: Solve for x
    x = 2,137,194,552.84/49,893.40
  6. Step 6: Final answer
    x = 42,835.22

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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.