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Finding the Fourth Proportional to 84,969.81, 117,256.01 and 46,729.44

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Solution

The fourth proportional to 84,969.81, 117,256.01 and 46,729.44 is: 64,485.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,969.81 : 117,256.01 = 46,729.44 : x
  2. Step 2: Convert to fraction form
    84,969.81/117,256.01 = 46,729.44/x
  3. Step 3: Cross multiply
    84,969.81x = 117,256.01 × 46,729.44
  4. Step 4: Simplify right side
    84,969.81x = 5,479,307,450.29
  5. Step 5: Solve for x
    x = 5,479,307,450.29/84,969.81
  6. Step 6: Final answer
    x = 64,485.34

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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.