Home / 135,225.42-202,776.57-56,292.54

Finding the Fourth Proportional to 135,225.42, 202,776.57 and 56,292.54

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Solution

The fourth proportional to 135,225.42, 202,776.57 and 56,292.54 is: 84,413.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,225.42 : 202,776.57 = 56,292.54 : x
  2. Step 2: Convert to fraction form
    135,225.42/202,776.57 = 56,292.54/x
  3. Step 3: Cross multiply
    135,225.42x = 202,776.57 × 56,292.54
  4. Step 4: Simplify right side
    135,225.42x = 11,414,808,177.79
  5. Step 5: Solve for x
    x = 11,414,808,177.79/135,225.42
  6. Step 6: Final answer
    x = 84,413.18

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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.