Home / 133,890.54-184,767.36-73,461.72

Finding the Fourth Proportional to 133,890.54, 184,767.36 and 73,461.72

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Solution

The fourth proportional to 133,890.54, 184,767.36 and 73,461.72 is: 101,376.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,890.54 : 184,767.36 = 73,461.72 : x
  2. Step 2: Convert to fraction form
    133,890.54/184,767.36 = 73,461.72/x
  3. Step 3: Cross multiply
    133,890.54x = 184,767.36 × 73,461.72
  4. Step 4: Simplify right side
    133,890.54x = 13,573,328,065.46
  5. Step 5: Solve for x
    x = 13,573,328,065.46/133,890.54
  6. Step 6: Final answer
    x = 101,376.30

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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.