Home / 85,157.35-117,519.60-46,919.32

Finding the Fourth Proportional to 85,157.35, 117,519.60 and 46,919.32

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Solution

The fourth proportional to 85,157.35, 117,519.60 and 46,919.32 is: 64,750.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,157.35 : 117,519.60 = 46,919.32 : x
  2. Step 2: Convert to fraction form
    85,157.35/117,519.60 = 46,919.32/x
  3. Step 3: Cross multiply
    85,157.35x = 117,519.60 × 46,919.32
  4. Step 4: Simplify right side
    85,157.35x = 5,513,939,718.67
  5. Step 5: Solve for x
    x = 5,513,939,718.67/85,157.35
  6. Step 6: Final answer
    x = 64,750.02

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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.