Home / 133,556.07-184,307.40-73,130.43

Finding the Fourth Proportional to 133,556.07, 184,307.40 and 73,130.43

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Solution

The fourth proportional to 133,556.07, 184,307.40 and 73,130.43 is: 100,920.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,556.07 : 184,307.40 = 73,130.43 : x
  2. Step 2: Convert to fraction form
    133,556.07/184,307.40 = 73,130.43/x
  3. Step 3: Cross multiply
    133,556.07x = 184,307.40 × 73,130.43
  4. Step 4: Simplify right side
    133,556.07x = 13,478,479,414.18
  5. Step 5: Solve for x
    x = 13,478,479,414.18/133,556.07
  6. Step 6: Final answer
    x = 100,920.01

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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.