Home / 133,617.15-184,391.75-73,188.81

Finding the Fourth Proportional to 133,617.15, 184,391.75 and 73,188.81

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Solution

The fourth proportional to 133,617.15, 184,391.75 and 73,188.81 is: 101,000.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,617.15 : 184,391.75 = 73,188.81 : x
  2. Step 2: Convert to fraction form
    133,617.15/184,391.75 = 73,188.81/x
  3. Step 3: Cross multiply
    133,617.15x = 184,391.75 × 73,188.81
  4. Step 4: Simplify right side
    133,617.15x = 13,495,412,390.37
  5. Step 5: Solve for x
    x = 13,495,412,390.37/133,617.15
  6. Step 6: Final answer
    x = 101,000.60

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1.5x scale

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.