Home / 76,403.82-114,607.35-23,813.76

Finding the Fourth Proportional to 76,403.82, 114,607.35 and 23,813.76

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Solution

The fourth proportional to 76,403.82, 114,607.35 and 23,813.76 is: 35,721.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,403.82 : 114,607.35 = 23,813.76 : x
  2. Step 2: Convert to fraction form
    76,403.82/114,607.35 = 23,813.76/x
  3. Step 3: Cross multiply
    76,403.82x = 114,607.35 × 23,813.76
  4. Step 4: Simplify right side
    76,403.82x = 2,729,231,927.14
  5. Step 5: Solve for x
    x = 2,729,231,927.14/76,403.82
  6. Step 6: Final answer
    x = 35,721.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.