Home / 133,613.53-184,386.75-73,184.15

Finding the Fourth Proportional to 133,613.53, 184,386.75 and 73,184.15

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Solution

The fourth proportional to 133,613.53, 184,386.75 and 73,184.15 is: 100,994.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,613.53 : 184,386.75 = 73,184.15 : x
  2. Step 2: Convert to fraction form
    133,613.53/184,386.75 = 73,184.15/x
  3. Step 3: Cross multiply
    133,613.53x = 184,386.75 × 73,184.15
  4. Step 4: Simplify right side
    133,613.53x = 13,494,187,756.54
  5. Step 5: Solve for x
    x = 13,494,187,756.54/133,613.53
  6. Step 6: Final answer
    x = 100,994.17

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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.