Home / 85,213.42-117,599.66-46,972.92

Finding the Fourth Proportional to 85,213.42, 117,599.66 and 46,972.92

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Solution

The fourth proportional to 85,213.42, 117,599.66 and 46,972.92 is: 64,825.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,213.42 : 117,599.66 = 46,972.92 : x
  2. Step 2: Convert to fraction form
    85,213.42/117,599.66 = 46,972.92/x
  3. Step 3: Cross multiply
    85,213.42x = 117,599.66 × 46,972.92
  4. Step 4: Simplify right side
    85,213.42x = 5,523,999,421.21
  5. Step 5: Solve for x
    x = 5,523,999,421.21/85,213.42
  6. Step 6: Final answer
    x = 64,825.46

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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.