Home / 135,504.51-203,254.92-42,010.26

Finding the Fourth Proportional to 135,504.51, 203,254.92 and 42,010.26

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Solution

The fourth proportional to 135,504.51, 203,254.92 and 42,010.26 is: 63,014.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,504.51 : 203,254.92 = 42,010.26 : x
  2. Step 2: Convert to fraction form
    135,504.51/203,254.92 = 42,010.26/x
  3. Step 3: Cross multiply
    135,504.51x = 203,254.92 × 42,010.26
  4. Step 4: Simplify right side
    135,504.51x = 8,538,792,035.48
  5. Step 5: Solve for x
    x = 8,538,792,035.48/135,504.51
  6. Step 6: Final answer
    x = 63,014.82

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1.5x scale

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.