Home / 50,228.19-75,643.07-45,744.16

Finding the Fourth Proportional to 50,228.19, 75,643.07 and 45,744.16

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Solution

The fourth proportional to 50,228.19, 75,643.07 and 45,744.16 is: 68,890.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,228.19 : 75,643.07 = 45,744.16 : x
  2. Step 2: Convert to fraction form
    50,228.19/75,643.07 = 45,744.16/x
  3. Step 3: Cross multiply
    50,228.19x = 75,643.07 × 45,744.16
  4. Step 4: Simplify right side
    50,228.19x = 3,460,228,696.97
  5. Step 5: Solve for x
    x = 3,460,228,696.97/50,228.19
  6. Step 6: Final answer
    x = 68,890.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.