Home / 133,693.67-184,502.36-76,342.34

Finding the Fourth Proportional to 133,693.67, 184,502.36 and 76,342.34

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Solution

The fourth proportional to 133,693.67, 184,502.36 and 76,342.34 is: 105,355.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,693.67 : 184,502.36 = 76,342.34 : x
  2. Step 2: Convert to fraction form
    133,693.67/184,502.36 = 76,342.34/x
  3. Step 3: Cross multiply
    133,693.67x = 184,502.36 × 76,342.34
  4. Step 4: Simplify right side
    133,693.67x = 14,085,342,550.03
  5. Step 5: Solve for x
    x = 14,085,342,550.03/133,693.67
  6. Step 6: Final answer
    x = 105,355.34

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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.