Home / 61,860.75-85,368-33,566.46

Finding the Fourth Proportional to 61,860.75, 85,368 and 33,566.46

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Solution

The fourth proportional to 61,860.75, 85,368 and 33,566.46 is: 46,321.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,860.75 : 85,368 = 33,566.46 : x
  2. Step 2: Convert to fraction form
    61,860.75/85,368 = 33,566.46/x
  3. Step 3: Cross multiply
    61,860.75x = 85,368 × 33,566.46
  4. Step 4: Simplify right side
    61,860.75x = 2,865,501,557.28
  5. Step 5: Solve for x
    x = 2,865,501,557.28/61,860.75
  6. Step 6: Final answer
    x = 46,321.80

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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.