Home / 85,062.06-117,368.73-47,329.02

Finding the Fourth Proportional to 85,062.06, 117,368.73 and 47,329.02

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Solution

The fourth proportional to 85,062.06, 117,368.73 and 47,329.02 is: 65,304.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,062.06 : 117,368.73 = 47,329.02 : x
  2. Step 2: Convert to fraction form
    85,062.06/117,368.73 = 47,329.02/x
  3. Step 3: Cross multiply
    85,062.06x = 117,368.73 × 47,329.02
  4. Step 4: Simplify right side
    85,062.06x = 5,554,946,969.54
  5. Step 5: Solve for x
    x = 5,554,946,969.54/85,062.06
  6. Step 6: Final answer
    x = 65,304.64

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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.