Home / 133,478.64-184,196.88-82,470.96

Finding the Fourth Proportional to 133,478.64, 184,196.88 and 82,470.96

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Solution

The fourth proportional to 133,478.64, 184,196.88 and 82,470.96 is: 113,807.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,478.64 : 184,196.88 = 82,470.96 : x
  2. Step 2: Convert to fraction form
    133,478.64/184,196.88 = 82,470.96/x
  3. Step 3: Cross multiply
    133,478.64x = 184,196.88 × 82,470.96
  4. Step 4: Simplify right side
    133,478.64x = 15,190,893,522.60
  5. Step 5: Solve for x
    x = 15,190,893,522.60/133,478.64
  6. Step 6: Final answer
    x = 113,807.67

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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.