Home / 133,985.72-184,899.84-73,554.86

Finding the Fourth Proportional to 133,985.72, 184,899.84 and 73,554.86

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Solution

The fourth proportional to 133,985.72, 184,899.84 and 73,554.86 is: 101,505.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,985.72 : 184,899.84 = 73,554.86 : x
  2. Step 2: Convert to fraction form
    133,985.72/184,899.84 = 73,554.86/x
  3. Step 3: Cross multiply
    133,985.72x = 184,899.84 × 73,554.86
  4. Step 4: Simplify right side
    133,985.72x = 13,600,281,845.22
  5. Step 5: Solve for x
    x = 13,600,281,845.22/133,985.72
  6. Step 6: Final answer
    x = 101,505.46

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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.