Home / 133,688.64-184,482.32-73,247.25

Finding the Fourth Proportional to 133,688.64, 184,482.32 and 73,247.25

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Solution

The fourth proportional to 133,688.64, 184,482.32 and 73,247.25 is: 101,076.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,688.64 : 184,482.32 = 73,247.25 : x
  2. Step 2: Convert to fraction form
    133,688.64/184,482.32 = 73,247.25/x
  3. Step 3: Cross multiply
    133,688.64x = 184,482.32 × 73,247.25
  4. Step 4: Simplify right side
    133,688.64x = 13,512,822,247.38
  5. Step 5: Solve for x
    x = 13,512,822,247.38/133,688.64
  6. Step 6: Final answer
    x = 101,076.82

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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.