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Finding the Fourth Proportional to 122,460.82, 183,693.17 and 46,560.51

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Solution

The fourth proportional to 122,460.82, 183,693.17 and 46,560.51 is: 69,841.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,460.82 : 183,693.17 = 46,560.51 : x
  2. Step 2: Convert to fraction form
    122,460.82/183,693.17 = 46,560.51/x
  3. Step 3: Cross multiply
    122,460.82x = 183,693.17 × 46,560.51
  4. Step 4: Simplify right side
    122,460.82x = 8,552,848,254.35
  5. Step 5: Solve for x
    x = 8,552,848,254.35/122,460.82
  6. Step 6: Final answer
    x = 69,841.51

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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.