Home / 66,941.78-92,356.62-46,821.38

Finding the Fourth Proportional to 66,941.78, 92,356.62 and 46,821.38

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Solution

The fourth proportional to 66,941.78, 92,356.62 and 46,821.38 is: 64,597.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,941.78 : 92,356.62 = 46,821.38 : x
  2. Step 2: Convert to fraction form
    66,941.78/92,356.62 = 46,821.38/x
  3. Step 3: Cross multiply
    66,941.78x = 92,356.62 × 46,821.38
  4. Step 4: Simplify right side
    66,941.78x = 4,324,264,400.54
  5. Step 5: Solve for x
    x = 4,324,264,400.54/66,941.78
  6. Step 6: Final answer
    x = 64,597.39

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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.