Home / 133,393.00-184,083.79-72,962.32

Finding the Fourth Proportional to 133,393.00, 184,083.79 and 72,962.32

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Solution

The fourth proportional to 133,393.00, 184,083.79 and 72,962.32 is: 100,688.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,393.00 : 184,083.79 = 72,962.32 : x
  2. Step 2: Convert to fraction form
    133,393.00/184,083.79 = 72,962.32/x
  3. Step 3: Cross multiply
    133,393.00x = 184,083.79 × 72,962.32
  4. Step 4: Simplify right side
    133,393.00x = 13,431,179,750.18
  5. Step 5: Solve for x
    x = 13,431,179,750.18/133,393.00
  6. Step 6: Final answer
    x = 100,688.79

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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.