Home / 135,528.45-203,302.67-35,687.95

Finding the Fourth Proportional to 135,528.45, 203,302.67 and 35,687.95

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Solution

The fourth proportional to 135,528.45, 203,302.67 and 35,687.95 is: 53,534.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,528.45 : 203,302.67 = 35,687.95 : x
  2. Step 2: Convert to fraction form
    135,528.45/203,302.67 = 35,687.95/x
  3. Step 3: Cross multiply
    135,528.45x = 203,302.67 × 35,687.95
  4. Step 4: Simplify right side
    135,528.45x = 7,255,455,978.71
  5. Step 5: Solve for x
    x = 7,255,455,978.71/135,528.45
  6. Step 6: Final answer
    x = 53,534.56

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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.