Home / 168,419.55-252,438.63-56,073.36

Finding the Fourth Proportional to 168,419.55, 252,438.63 and 56,073.36

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Solution

The fourth proportional to 168,419.55, 252,438.63 and 56,073.36 is: 84,046.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,419.55 : 252,438.63 = 56,073.36 : x
  2. Step 2: Convert to fraction form
    168,419.55/252,438.63 = 56,073.36/x
  3. Step 3: Cross multiply
    168,419.55x = 252,438.63 × 56,073.36
  4. Step 4: Simplify right side
    168,419.55x = 14,155,082,914.27
  5. Step 5: Solve for x
    x = 14,155,082,914.27/168,419.55
  6. Step 6: Final answer
    x = 84,046.55

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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.