Home / 49,645.40-68,580.40-45,161.24

Finding the Fourth Proportional to 49,645.40, 68,580.40 and 45,161.24

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Solution

The fourth proportional to 49,645.40, 68,580.40 and 45,161.24 is: 62,385.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,645.40 : 68,580.40 = 45,161.24 : x
  2. Step 2: Convert to fraction form
    49,645.40/68,580.40 = 45,161.24/x
  3. Step 3: Cross multiply
    49,645.40x = 68,580.40 × 45,161.24
  4. Step 4: Simplify right side
    49,645.40x = 3,097,175,903.70
  5. Step 5: Solve for x
    x = 3,097,175,903.70/49,645.40
  6. Step 6: Final answer
    x = 62,385.96

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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.