Home / 133,842.95-184,736.85-90,895.13

Finding the Fourth Proportional to 133,842.95, 184,736.85 and 90,895.13

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Solution

The fourth proportional to 133,842.95, 184,736.85 and 90,895.13 is: 125,458.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,842.95 : 184,736.85 = 90,895.13 : x
  2. Step 2: Convert to fraction form
    133,842.95/184,736.85 = 90,895.13/x
  3. Step 3: Cross multiply
    133,842.95x = 184,736.85 × 90,895.13
  4. Step 4: Simplify right side
    133,842.95x = 16,791,679,936.05
  5. Step 5: Solve for x
    x = 16,791,679,936.05/133,842.95
  6. Step 6: Final answer
    x = 125,458.08

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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.