Home / 122,664.84-184,068.66-51,582.30

Finding the Fourth Proportional to 122,664.84, 184,068.66 and 51,582.30

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Solution

The fourth proportional to 122,664.84, 184,068.66 and 51,582.30 is: 77,403.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,664.84 : 184,068.66 = 51,582.30 : x
  2. Step 2: Convert to fraction form
    122,664.84/184,068.66 = 51,582.30/x
  3. Step 3: Cross multiply
    122,664.84x = 184,068.66 × 51,582.30
  4. Step 4: Simplify right side
    122,664.84x = 9,494,684,840.72
  5. Step 5: Solve for x
    x = 9,494,684,840.72/122,664.84
  6. Step 6: Final answer
    x = 77,403.47

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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.