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Finding the Fourth Proportional to 122,459.82, 183,691.67 and 46,559.51

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Solution

The fourth proportional to 122,459.82, 183,691.67 and 46,559.51 is: 69,840.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,459.82 : 183,691.67 = 46,559.51 : x
  2. Step 2: Convert to fraction form
    122,459.82/183,691.67 = 46,559.51/x
  3. Step 3: Cross multiply
    122,459.82x = 183,691.67 × 46,559.51
  4. Step 4: Simplify right side
    122,459.82x = 8,552,594,836.72
  5. Step 5: Solve for x
    x = 8,552,594,836.72/122,459.82
  6. Step 6: Final answer
    x = 69,840.01

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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.