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Finding the Fourth Proportional to 62,279.40, 93,419.10 and 44,783.40

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Solution

The fourth proportional to 62,279.40, 93,419.10 and 44,783.40 is: 67,175.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,279.40 : 93,419.10 = 44,783.40 : x
  2. Step 2: Convert to fraction form
    62,279.40/93,419.10 = 44,783.40/x
  3. Step 3: Cross multiply
    62,279.40x = 93,419.10 × 44,783.40
  4. Step 4: Simplify right side
    62,279.40x = 4,183,624,922.94
  5. Step 5: Solve for x
    x = 4,183,624,922.94/62,279.40
  6. Step 6: Final answer
    x = 67,175.10

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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.