Home / 49,431.36-68,225.58-45,446.16

Finding the Fourth Proportional to 49,431.36, 68,225.58 and 45,446.16

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Solution

The fourth proportional to 49,431.36, 68,225.58 and 45,446.16 is: 62,725.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,431.36 : 68,225.58 = 45,446.16 : x
  2. Step 2: Convert to fraction form
    49,431.36/68,225.58 = 45,446.16/x
  3. Step 3: Cross multiply
    49,431.36x = 68,225.58 × 45,446.16
  4. Step 4: Simplify right side
    49,431.36x = 3,100,590,624.77
  5. Step 5: Solve for x
    x = 3,100,590,624.77/49,431.36
  6. Step 6: Final answer
    x = 62,725.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.