Home / 99,217.16-148,628.91-46,466.72

Finding the Fourth Proportional to 99,217.16, 148,628.91 and 46,466.72

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Solution

The fourth proportional to 99,217.16, 148,628.91 and 46,466.72 is: 69,607.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,217.16 : 148,628.91 = 46,466.72 : x
  2. Step 2: Convert to fraction form
    99,217.16/148,628.91 = 46,466.72/x
  3. Step 3: Cross multiply
    99,217.16x = 148,628.91 × 46,466.72
  4. Step 4: Simplify right side
    99,217.16x = 6,906,297,944.88
  5. Step 5: Solve for x
    x = 6,906,297,944.88/99,217.16
  6. Step 6: Final answer
    x = 69,607.90

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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.