Home / 122,493.14-183,765.94-42,533.60

Finding the Fourth Proportional to 122,493.14, 183,765.94 and 42,533.60

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Solution

The fourth proportional to 122,493.14, 183,765.94 and 42,533.60 is: 63,809.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,493.14 : 183,765.94 = 42,533.60 : x
  2. Step 2: Convert to fraction form
    122,493.14/183,765.94 = 42,533.60/x
  3. Step 3: Cross multiply
    122,493.14x = 183,765.94 × 42,533.60
  4. Step 4: Simplify right side
    122,493.14x = 7,816,226,985.58
  5. Step 5: Solve for x
    x = 7,816,226,985.58/122,493.14
  6. Step 6: Final answer
    x = 63,809.51

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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.