Home / 114,295.05-171,453.86-39,405.35

Finding the Fourth Proportional to 114,295.05, 171,453.86 and 39,405.35

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Solution

The fourth proportional to 114,295.05, 171,453.86 and 39,405.35 is: 59,111.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,295.05 : 171,453.86 = 39,405.35 : x
  2. Step 2: Convert to fraction form
    114,295.05/171,453.86 = 39,405.35/x
  3. Step 3: Cross multiply
    114,295.05x = 171,453.86 × 39,405.35
  4. Step 4: Simplify right side
    114,295.05x = 6,756,198,307.85
  5. Step 5: Solve for x
    x = 6,756,198,307.85/114,295.05
  6. Step 6: Final answer
    x = 59,111.91

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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.