Home / 49,164.08-73,746.16-21,065.91

Finding the Fourth Proportional to 49,164.08, 73,746.16 and 21,065.91

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Solution

The fourth proportional to 49,164.08, 73,746.16 and 21,065.91 is: 31,598.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,164.08 : 73,746.16 = 21,065.91 : x
  2. Step 2: Convert to fraction form
    49,164.08/73,746.16 = 21,065.91/x
  3. Step 3: Cross multiply
    49,164.08x = 73,746.16 × 21,065.91
  4. Step 4: Simplify right side
    49,164.08x = 1,553,529,758.69
  5. Step 5: Solve for x
    x = 1,553,529,758.69/49,164.08
  6. Step 6: Final answer
    x = 31,598.88

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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.