Home / 55,817.46-83,638.68-47,463.12

Finding the Fourth Proportional to 55,817.46, 83,638.68 and 47,463.12

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Solution

The fourth proportional to 55,817.46, 83,638.68 and 47,463.12 is: 71,120.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,817.46 : 83,638.68 = 47,463.12 : x
  2. Step 2: Convert to fraction form
    55,817.46/83,638.68 = 47,463.12/x
  3. Step 3: Cross multiply
    55,817.46x = 83,638.68 × 47,463.12
  4. Step 4: Simplify right side
    55,817.46x = 3,969,752,705.48
  5. Step 5: Solve for x
    x = 3,969,752,705.48/55,817.46
  6. Step 6: Final answer
    x = 71,120.27

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1.5x scale

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.