Home / 85,141.23-117,504.13-46,904.70

Finding the Fourth Proportional to 85,141.23, 117,504.13 and 46,904.70

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Solution

The fourth proportional to 85,141.23, 117,504.13 and 46,904.70 is: 64,733.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,141.23 : 117,504.13 = 46,904.70 : x
  2. Step 2: Convert to fraction form
    85,141.23/117,504.13 = 46,904.70/x
  3. Step 3: Cross multiply
    85,141.23x = 117,504.13 × 46,904.70
  4. Step 4: Simplify right side
    85,141.23x = 5,511,495,601.18
  5. Step 5: Solve for x
    x = 5,511,495,601.18/85,141.23
  6. Step 6: Final answer
    x = 64,733.57

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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.