Home / 52,037.21-77,974.06-40,219.91

Finding the Fourth Proportional to 52,037.21, 77,974.06 and 40,219.91

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Solution

The fourth proportional to 52,037.21, 77,974.06 and 40,219.91 is: 60,266.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,037.21 : 77,974.06 = 40,219.91 : x
  2. Step 2: Convert to fraction form
    52,037.21/77,974.06 = 40,219.91/x
  3. Step 3: Cross multiply
    52,037.21x = 77,974.06 × 40,219.91
  4. Step 4: Simplify right side
    52,037.21x = 3,136,109,547.73
  5. Step 5: Solve for x
    x = 3,136,109,547.73/52,037.21
  6. Step 6: Final answer
    x = 60,266.67

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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.