Home / 66,945.15-92,446.79-43,113.33

Finding the Fourth Proportional to 66,945.15, 92,446.79 and 43,113.33

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Solution

The fourth proportional to 66,945.15, 92,446.79 and 43,113.33 is: 59,536.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,945.15 : 92,446.79 = 43,113.33 : x
  2. Step 2: Convert to fraction form
    66,945.15/92,446.79 = 43,113.33/x
  3. Step 3: Cross multiply
    66,945.15x = 92,446.79 × 43,113.33
  4. Step 4: Simplify right side
    66,945.15x = 3,985,688,749.14
  5. Step 5: Solve for x
    x = 3,985,688,749.14/66,945.15
  6. Step 6: Final answer
    x = 59,536.63

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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.