Home / 133,445.86-184,155.19-73,016.90

Finding the Fourth Proportional to 133,445.86, 184,155.19 and 73,016.90

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Solution

The fourth proportional to 133,445.86, 184,155.19 and 73,016.90 is: 100,763.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,445.86 : 184,155.19 = 73,016.90 : x
  2. Step 2: Convert to fraction form
    133,445.86/184,155.19 = 73,016.90/x
  3. Step 3: Cross multiply
    133,445.86x = 184,155.19 × 73,016.90
  4. Step 4: Simplify right side
    133,445.86x = 13,446,441,092.71
  5. Step 5: Solve for x
    x = 13,446,441,092.71/133,445.86
  6. Step 6: Final answer
    x = 100,763.27

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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.