Home / 122,576.49-183,901.66-43,680.47

Finding the Fourth Proportional to 122,576.49, 183,901.66 and 43,680.47

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Solution

The fourth proportional to 122,576.49, 183,901.66 and 43,680.47 is: 65,533.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,576.49 : 183,901.66 = 43,680.47 : x
  2. Step 2: Convert to fraction form
    122,576.49/183,901.66 = 43,680.47/x
  3. Step 3: Cross multiply
    122,576.49x = 183,901.66 × 43,680.47
  4. Step 4: Simplify right side
    122,576.49x = 8,032,909,913.87
  5. Step 5: Solve for x
    x = 8,032,909,913.87/122,576.49
  6. Step 6: Final answer
    x = 65,533.85

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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.