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Finding the Fourth Proportional to 122,886.60, 184,186.02 and 46,935.39

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Solution

The fourth proportional to 122,886.60, 184,186.02 and 46,935.39 is: 70,348.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,886.60 : 184,186.02 = 46,935.39 : x
  2. Step 2: Convert to fraction form
    122,886.60/184,186.02 = 46,935.39/x
  3. Step 3: Cross multiply
    122,886.60x = 184,186.02 × 46,935.39
  4. Step 4: Simplify right side
    122,886.60x = 8,644,842,681.25
  5. Step 5: Solve for x
    x = 8,644,842,681.25/122,886.60
  6. Step 6: Final answer
    x = 70,348.13

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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.