Home / 85,102.22-117,440.08-46,860.98

Finding the Fourth Proportional to 85,102.22, 117,440.08 and 46,860.98

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Solution

The fourth proportional to 85,102.22, 117,440.08 and 46,860.98 is: 64,667.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,102.22 : 117,440.08 = 46,860.98 : x
  2. Step 2: Convert to fraction form
    85,102.22/117,440.08 = 46,860.98/x
  3. Step 3: Cross multiply
    85,102.22x = 117,440.08 × 46,860.98
  4. Step 4: Simplify right side
    85,102.22x = 5,503,356,535.73
  5. Step 5: Solve for x
    x = 5,503,356,535.73/85,102.22
  6. Step 6: Final answer
    x = 64,667.60

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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.