Home / 124,496.70-186,745.05-31,002.45

Finding the Fourth Proportional to 124,496.70, 186,745.05 and 31,002.45

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Solution

The fourth proportional to 124,496.70, 186,745.05 and 31,002.45 is: 46,503.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,496.70 : 186,745.05 = 31,002.45 : x
  2. Step 2: Convert to fraction form
    124,496.70/186,745.05 = 31,002.45/x
  3. Step 3: Cross multiply
    124,496.70x = 186,745.05 × 31,002.45
  4. Step 4: Simplify right side
    124,496.70x = 5,789,554,075.37
  5. Step 5: Solve for x
    x = 5,789,554,075.37/124,496.70
  6. Step 6: Final answer
    x = 46,503.68

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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.