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Finding the Fourth Proportional to 133,584.30, 184,345.74 and 73,154.76

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Solution

The fourth proportional to 133,584.30, 184,345.74 and 73,154.76 is: 100,953.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,584.30 : 184,345.74 = 73,154.76 : x
  2. Step 2: Convert to fraction form
    133,584.30/184,345.74 = 73,154.76/x
  3. Step 3: Cross multiply
    133,584.30x = 184,345.74 × 73,154.76
  4. Step 4: Simplify right side
    133,584.30x = 13,485,768,366.72
  5. Step 5: Solve for x
    x = 13,485,768,366.72/133,584.30
  6. Step 6: Final answer
    x = 100,953.24

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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.