Home / 235,583.16-325,113.24-135,000.60

Finding the Fourth Proportional to 235,583.16, 325,113.24 and 135,000.60

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Solution

The fourth proportional to 235,583.16, 325,113.24 and 135,000.60 is: 186,305.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,583.16 : 325,113.24 = 135,000.60 : x
  2. Step 2: Convert to fraction form
    235,583.16/325,113.24 = 135,000.60/x
  3. Step 3: Cross multiply
    235,583.16x = 325,113.24 × 135,000.60
  4. Step 4: Simplify right side
    235,583.16x = 43,890,482,467.94
  5. Step 5: Solve for x
    x = 43,890,482,467.94/235,583.16
  6. Step 6: Final answer
    x = 186,305.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.