Home / 57,256.56-78,977.70-41,364.36

Finding the Fourth Proportional to 57,256.56, 78,977.70 and 41,364.36

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Solution

The fourth proportional to 57,256.56, 78,977.70 and 41,364.36 is: 57,056.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,256.56 : 78,977.70 = 41,364.36 : x
  2. Step 2: Convert to fraction form
    57,256.56/78,977.70 = 41,364.36/x
  3. Step 3: Cross multiply
    57,256.56x = 78,977.70 × 41,364.36
  4. Step 4: Simplify right side
    57,256.56x = 3,266,862,014.77
  5. Step 5: Solve for x
    x = 3,266,862,014.77/57,256.56
  6. Step 6: Final answer
    x = 57,056.55

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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.