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Finding the Fourth Proportional to 133,810.52, 184,658.76 and 73,381.60

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Solution

The fourth proportional to 133,810.52, 184,658.76 and 73,381.60 is: 101,266.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,810.52 : 184,658.76 = 73,381.60 : x
  2. Step 2: Convert to fraction form
    133,810.52/184,658.76 = 73,381.60/x
  3. Step 3: Cross multiply
    133,810.52x = 184,658.76 × 73,381.60
  4. Step 4: Simplify right side
    133,810.52x = 13,550,555,262.82
  5. Step 5: Solve for x
    x = 13,550,555,262.82/133,810.52
  6. Step 6: Final answer
    x = 101,266.74

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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.