Home / 133,640.20-184,428.08-73,210.84

Finding the Fourth Proportional to 133,640.20, 184,428.08 and 73,210.84

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Solution

The fourth proportional to 133,640.20, 184,428.08 and 73,210.84 is: 101,033.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,640.20 : 184,428.08 = 73,210.84 : x
  2. Step 2: Convert to fraction form
    133,640.20/184,428.08 = 73,210.84/x
  3. Step 3: Cross multiply
    133,640.20x = 184,428.08 × 73,210.84
  4. Step 4: Simplify right side
    133,640.20x = 13,502,134,656.39
  5. Step 5: Solve for x
    x = 13,502,134,656.39/133,640.20
  6. Step 6: Final answer
    x = 101,033.48

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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.