Home / 114,405.36-171,605.56-31,299.36

Finding the Fourth Proportional to 114,405.36, 171,605.56 and 31,299.36

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Solution

The fourth proportional to 114,405.36, 171,605.56 and 31,299.36 is: 46,948.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,405.36 : 171,605.56 = 31,299.36 : x
  2. Step 2: Convert to fraction form
    114,405.36/171,605.56 = 31,299.36/x
  3. Step 3: Cross multiply
    114,405.36x = 171,605.56 × 31,299.36
  4. Step 4: Simplify right side
    114,405.36x = 5,371,144,200.44
  5. Step 5: Solve for x
    x = 5,371,144,200.44/114,405.36
  6. Step 6: Final answer
    x = 46,948.36

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1.5x scale

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.