Home / 56,289.42-84,409.29-29,988.54

Finding the Fourth Proportional to 56,289.42, 84,409.29 and 29,988.54

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Solution

The fourth proportional to 56,289.42, 84,409.29 and 29,988.54 is: 44,969.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,289.42 : 84,409.29 = 29,988.54 : x
  2. Step 2: Convert to fraction form
    56,289.42/84,409.29 = 29,988.54/x
  3. Step 3: Cross multiply
    56,289.42x = 84,409.29 × 29,988.54
  4. Step 4: Simplify right side
    56,289.42x = 2,531,311,369.54
  5. Step 5: Solve for x
    x = 2,531,311,369.54/56,289.42
  6. Step 6: Final answer
    x = 44,969.58

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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.