Home / 183,771.18-275,585.39-71,436.53

Finding the Fourth Proportional to 183,771.18, 275,585.39 and 71,436.53

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Solution

The fourth proportional to 183,771.18, 275,585.39 and 71,436.53 is: 107,127.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,771.18 : 275,585.39 = 71,436.53 : x
  2. Step 2: Convert to fraction form
    183,771.18/275,585.39 = 71,436.53/x
  3. Step 3: Cross multiply
    183,771.18x = 275,585.39 × 71,436.53
  4. Step 4: Simplify right side
    183,771.18x = 19,686,864,579.96
  5. Step 5: Solve for x
    x = 19,686,864,579.96/183,771.18
  6. Step 6: Final answer
    x = 107,127.05

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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.