Home / 89,335.14-123,284.03-49,050.60

Finding the Fourth Proportional to 89,335.14, 123,284.03 and 49,050.60

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Solution

The fourth proportional to 89,335.14, 123,284.03 and 49,050.60 is: 67,690.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,335.14 : 123,284.03 = 49,050.60 : x
  2. Step 2: Convert to fraction form
    89,335.14/123,284.03 = 49,050.60/x
  3. Step 3: Cross multiply
    89,335.14x = 123,284.03 × 49,050.60
  4. Step 4: Simplify right side
    89,335.14x = 6,047,155,396.67
  5. Step 5: Solve for x
    x = 6,047,155,396.67/89,335.14
  6. Step 6: Final answer
    x = 67,690.67

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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.