Home / 99,215.16-148,625.91-46,464.72

Finding the Fourth Proportional to 99,215.16, 148,625.91 and 46,464.72

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Solution

The fourth proportional to 99,215.16, 148,625.91 and 46,464.72 is: 69,604.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,215.16 : 148,625.91 = 46,464.72 : x
  2. Step 2: Convert to fraction form
    99,215.16/148,625.91 = 46,464.72/x
  3. Step 3: Cross multiply
    99,215.16x = 148,625.91 × 46,464.72
  4. Step 4: Simplify right side
    99,215.16x = 6,905,861,292.90
  5. Step 5: Solve for x
    x = 6,905,861,292.90/99,215.16
  6. Step 6: Final answer
    x = 69,604.90

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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.