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Finding the Fourth Proportional to 133,903.46, 184,798.41 and 73,485.77

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Solution

The fourth proportional to 133,903.46, 184,798.41 and 73,485.77 is: 101,416.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,903.46 : 184,798.41 = 73,485.77 : x
  2. Step 2: Convert to fraction form
    133,903.46/184,798.41 = 73,485.77/x
  3. Step 3: Cross multiply
    133,903.46x = 184,798.41 × 73,485.77
  4. Step 4: Simplify right side
    133,903.46x = 13,580,052,529.63
  5. Step 5: Solve for x
    x = 13,580,052,529.63/133,903.46
  6. Step 6: Final answer
    x = 101,416.74

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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.