Home / 45,368.20-68,052.30-36,620.20

Finding the Fourth Proportional to 45,368.20, 68,052.30 and 36,620.20

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Solution

The fourth proportional to 45,368.20, 68,052.30 and 36,620.20 is: 54,930.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,368.20 : 68,052.30 = 36,620.20 : x
  2. Step 2: Convert to fraction form
    45,368.20/68,052.30 = 36,620.20/x
  3. Step 3: Cross multiply
    45,368.20x = 68,052.30 × 36,620.20
  4. Step 4: Simplify right side
    45,368.20x = 2,492,088,836.46
  5. Step 5: Solve for x
    x = 2,492,088,836.46/45,368.20
  6. Step 6: Final answer
    x = 54,930.30

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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.