Home / 347,668.08-521,497.72-111,007.76

Finding the Fourth Proportional to 347,668.08, 521,497.72 and 111,007.76

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Solution

The fourth proportional to 347,668.08, 521,497.72 and 111,007.76 is: 166,510.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,668.08 : 521,497.72 = 111,007.76 : x
  2. Step 2: Convert to fraction form
    347,668.08/521,497.72 = 111,007.76/x
  3. Step 3: Cross multiply
    347,668.08x = 521,497.72 × 111,007.76
  4. Step 4: Simplify right side
    347,668.08x = 57,890,293,742.31
  5. Step 5: Solve for x
    x = 57,890,293,742.31/347,668.08
  6. Step 6: Final answer
    x = 166,510.24

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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.