Home / 49,102.32-67,758.18-28,960.08

Finding the Fourth Proportional to 49,102.32, 67,758.18 and 28,960.08

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Solution

The fourth proportional to 49,102.32, 67,758.18 and 28,960.08 is: 39,963.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,102.32 : 67,758.18 = 28,960.08 : x
  2. Step 2: Convert to fraction form
    49,102.32/67,758.18 = 28,960.08/x
  3. Step 3: Cross multiply
    49,102.32x = 67,758.18 × 28,960.08
  4. Step 4: Simplify right side
    49,102.32x = 1,962,282,313.45
  5. Step 5: Solve for x
    x = 1,962,282,313.45/49,102.32
  6. Step 6: Final answer
    x = 39,963.13

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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.