Home / 85,208.75-117,588.90-46,969.77

Finding the Fourth Proportional to 85,208.75, 117,588.90 and 46,969.77

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Solution

The fourth proportional to 85,208.75, 117,588.90 and 46,969.77 is: 64,818.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,208.75 : 117,588.90 = 46,969.77 : x
  2. Step 2: Convert to fraction form
    85,208.75/117,588.90 = 46,969.77/x
  3. Step 3: Cross multiply
    85,208.75x = 117,588.90 × 46,969.77
  4. Step 4: Simplify right side
    85,208.75x = 5,523,123,352.70
  5. Step 5: Solve for x
    x = 5,523,123,352.70/85,208.75
  6. Step 6: Final answer
    x = 64,818.73

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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.