Home / 124,513.40-186,771.36-31,019.24

Finding the Fourth Proportional to 124,513.40, 186,771.36 and 31,019.24

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Solution

The fourth proportional to 124,513.40, 186,771.36 and 31,019.24 is: 46,529.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,513.40 : 186,771.36 = 31,019.24 : x
  2. Step 2: Convert to fraction form
    124,513.40/186,771.36 = 31,019.24/x
  3. Step 3: Cross multiply
    124,513.40x = 186,771.36 × 31,019.24
  4. Step 4: Simplify right side
    124,513.40x = 5,793,505,640.97
  5. Step 5: Solve for x
    x = 5,793,505,640.97/124,513.40
  6. Step 6: Final answer
    x = 46,529.17

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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.