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Finding the Fourth Proportional to 133,712.94, 184,525.30 and 73,282.29

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Solution

The fourth proportional to 133,712.94, 184,525.30 and 73,282.29 is: 101,130.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,712.94 : 184,525.30 = 73,282.29 : x
  2. Step 2: Convert to fraction form
    133,712.94/184,525.30 = 73,282.29/x
  3. Step 3: Cross multiply
    133,712.94x = 184,525.30 × 73,282.29
  4. Step 4: Simplify right side
    133,712.94x = 13,522,435,946.57
  5. Step 5: Solve for x
    x = 13,522,435,946.57/133,712.94
  6. Step 6: Final answer
    x = 101,130.34

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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.