Home / 133,865.25-184,736.51-73,438.98

Finding the Fourth Proportional to 133,865.25, 184,736.51 and 73,438.98

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Solution

The fourth proportional to 133,865.25, 184,736.51 and 73,438.98 is: 101,347.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,865.25 : 184,736.51 = 73,438.98 : x
  2. Step 2: Convert to fraction form
    133,865.25/184,736.51 = 73,438.98/x
  3. Step 3: Cross multiply
    133,865.25x = 184,736.51 × 73,438.98
  4. Step 4: Simplify right side
    133,865.25x = 13,566,860,863.16
  5. Step 5: Solve for x
    x = 13,566,860,863.16/133,865.25
  6. Step 6: Final answer
    x = 101,347.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.