Home / 85,023.95-117,325.80-49,216.14

Finding the Fourth Proportional to 85,023.95, 117,325.80 and 49,216.14

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Solution

The fourth proportional to 85,023.95, 117,325.80 and 49,216.14 is: 67,914.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,023.95 : 117,325.80 = 49,216.14 : x
  2. Step 2: Convert to fraction form
    85,023.95/117,325.80 = 49,216.14/x
  3. Step 3: Cross multiply
    85,023.95x = 117,325.80 × 49,216.14
  4. Step 4: Simplify right side
    85,023.95x = 5,774,322,998.41
  5. Step 5: Solve for x
    x = 5,774,322,998.41/85,023.95
  6. Step 6: Final answer
    x = 67,914.08

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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.