Home / 135,837.93-203,757-47,091.51

Finding the Fourth Proportional to 135,837.93, 203,757 and 47,091.51

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Solution

The fourth proportional to 135,837.93, 203,757 and 47,091.51 is: 70,637.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,837.93 : 203,757 = 47,091.51 : x
  2. Step 2: Convert to fraction form
    135,837.93/203,757 = 47,091.51/x
  3. Step 3: Cross multiply
    135,837.93x = 203,757 × 47,091.51
  4. Step 4: Simplify right side
    135,837.93x = 9,595,224,803.07
  5. Step 5: Solve for x
    x = 9,595,224,803.07/135,837.93
  6. Step 6: Final answer
    x = 70,637.30

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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.