Home / 57,027.07-78,700.35-34,373.26

Finding the Fourth Proportional to 57,027.07, 78,700.35 and 34,373.26

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Solution

The fourth proportional to 57,027.07, 78,700.35 and 34,373.26 is: 47,436.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,027.07 : 78,700.35 = 34,373.26 : x
  2. Step 2: Convert to fraction form
    57,027.07/78,700.35 = 34,373.26/x
  3. Step 3: Cross multiply
    57,027.07x = 78,700.35 × 34,373.26
  4. Step 4: Simplify right side
    57,027.07x = 2,705,187,592.64
  5. Step 5: Solve for x
    x = 2,705,187,592.64/57,027.07
  6. Step 6: Final answer
    x = 47,436.90

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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.