Home / 135,525.19-203,248.25-45,557.73

Finding the Fourth Proportional to 135,525.19, 203,248.25 and 45,557.73

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Solution

The fourth proportional to 135,525.19, 203,248.25 and 45,557.73 is: 68,323.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,525.19 : 203,248.25 = 45,557.73 : x
  2. Step 2: Convert to fraction form
    135,525.19/203,248.25 = 45,557.73/x
  3. Step 3: Cross multiply
    135,525.19x = 203,248.25 × 45,557.73
  4. Step 4: Simplify right side
    135,525.19x = 9,259,528,795.17
  5. Step 5: Solve for x
    x = 9,259,528,795.17/135,525.19
  6. Step 6: Final answer
    x = 68,323.31

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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.