Home / 133,376.76-184,053.11-72,935.66

Finding the Fourth Proportional to 133,376.76, 184,053.11 and 72,935.66

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Solution

The fourth proportional to 133,376.76, 184,053.11 and 72,935.66 is: 100,647.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,376.76 : 184,053.11 = 72,935.66 : x
  2. Step 2: Convert to fraction form
    133,376.76/184,053.11 = 72,935.66/x
  3. Step 3: Cross multiply
    133,376.76x = 184,053.11 × 72,935.66
  4. Step 4: Simplify right side
    133,376.76x = 13,424,033,767.96
  5. Step 5: Solve for x
    x = 13,424,033,767.96/133,376.76
  6. Step 6: Final answer
    x = 100,647.47

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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.