Home / 235,064.03-324,395.69-133,087.86

Finding the Fourth Proportional to 235,064.03, 324,395.69 and 133,087.86

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Solution

The fourth proportional to 235,064.03, 324,395.69 and 133,087.86 is: 183,665.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,064.03 : 324,395.69 = 133,087.86 : x
  2. Step 2: Convert to fraction form
    235,064.03/324,395.69 = 133,087.86/x
  3. Step 3: Cross multiply
    235,064.03x = 324,395.69 × 133,087.86
  4. Step 4: Simplify right side
    235,064.03x = 43,173,127,509.88
  5. Step 5: Solve for x
    x = 43,173,127,509.88/235,064.03
  6. Step 6: Final answer
    x = 183,665.40

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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.