Home / 85,099.09-117,437.61-46,862.19

Finding the Fourth Proportional to 85,099.09, 117,437.61 and 46,862.19

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Solution

The fourth proportional to 85,099.09, 117,437.61 and 46,862.19 is: 64,670.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,099.09 : 117,437.61 = 46,862.19 : x
  2. Step 2: Convert to fraction form
    85,099.09/117,437.61 = 46,862.19/x
  3. Step 3: Cross multiply
    85,099.09x = 117,437.61 × 46,862.19
  4. Step 4: Simplify right side
    85,099.09x = 5,503,383,592.97
  5. Step 5: Solve for x
    x = 5,503,383,592.97/85,099.09
  6. Step 6: Final answer
    x = 64,670.30

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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.