Home / 85,125.41-117,471.60-46,888.53

Finding the Fourth Proportional to 85,125.41, 117,471.60 and 46,888.53

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Solution

The fourth proportional to 85,125.41, 117,471.60 and 46,888.53 is: 64,705.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,125.41 : 117,471.60 = 46,888.53 : x
  2. Step 2: Convert to fraction form
    85,125.41/117,471.60 = 46,888.53/x
  3. Step 3: Cross multiply
    85,125.41x = 117,471.60 × 46,888.53
  4. Step 4: Simplify right side
    85,125.41x = 5,508,070,640.75
  5. Step 5: Solve for x
    x = 5,508,070,640.75/85,125.41
  6. Step 6: Final answer
    x = 64,705.37

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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.