Home / 122,314.40-183,475.44-43,427.36

Finding the Fourth Proportional to 122,314.40, 183,475.44 and 43,427.36

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Solution

The fourth proportional to 122,314.40, 183,475.44 and 43,427.36 is: 65,142.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,314.40 : 183,475.44 = 43,427.36 : x
  2. Step 2: Convert to fraction form
    122,314.40/183,475.44 = 43,427.36/x
  3. Step 3: Cross multiply
    122,314.40x = 183,475.44 × 43,427.36
  4. Step 4: Simplify right side
    122,314.40x = 7,967,853,984.04
  5. Step 5: Solve for x
    x = 7,967,853,984.04/122,314.40
  6. Step 6: Final answer
    x = 65,142.40

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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.