Home / 135,904.96-203,782.56-93,259.36

Finding the Fourth Proportional to 135,904.96, 203,782.56 and 93,259.36

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Solution

The fourth proportional to 135,904.96, 203,782.56 and 93,259.36 is: 139,837.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,904.96 : 203,782.56 = 93,259.36 : x
  2. Step 2: Convert to fraction form
    135,904.96/203,782.56 = 93,259.36/x
  3. Step 3: Cross multiply
    135,904.96x = 203,782.56 × 93,259.36
  4. Step 4: Simplify right side
    135,904.96x = 19,004,631,124.76
  5. Step 5: Solve for x
    x = 19,004,631,124.76/135,904.96
  6. Step 6: Final answer
    x = 139,837.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.