Home / 133,439.68-184,145.18-73,009.62

Finding the Fourth Proportional to 133,439.68, 184,145.18 and 73,009.62

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Solution

The fourth proportional to 133,439.68, 184,145.18 and 73,009.62 is: 100,752.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,439.68 : 184,145.18 = 73,009.62 : x
  2. Step 2: Convert to fraction form
    133,439.68/184,145.18 = 73,009.62/x
  3. Step 3: Cross multiply
    133,439.68x = 184,145.18 × 73,009.62
  4. Step 4: Simplify right side
    133,439.68x = 13,444,369,616.63
  5. Step 5: Solve for x
    x = 13,444,369,616.63/133,439.68
  6. Step 6: Final answer
    x = 100,752.41

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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.