Home / 57,002.96-78,663.96-31,852.46

Finding the Fourth Proportional to 57,002.96, 78,663.96 and 31,852.46

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Solution

The fourth proportional to 57,002.96, 78,663.96 and 31,852.46 is: 43,956.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,002.96 : 78,663.96 = 31,852.46 : x
  2. Step 2: Convert to fraction form
    57,002.96/78,663.96 = 31,852.46/x
  3. Step 3: Cross multiply
    57,002.96x = 78,663.96 × 31,852.46
  4. Step 4: Simplify right side
    57,002.96x = 2,505,640,639.34
  5. Step 5: Solve for x
    x = 2,505,640,639.34/57,002.96
  6. Step 6: Final answer
    x = 43,956.33

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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.