Home / 347,668.58-521,498.47-111,008.26

Finding the Fourth Proportional to 347,668.58, 521,498.47 and 111,008.26

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Solution

The fourth proportional to 347,668.58, 521,498.47 and 111,008.26 is: 166,510.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,668.58 : 521,498.47 = 111,008.26 : x
  2. Step 2: Convert to fraction form
    347,668.58/521,498.47 = 111,008.26/x
  3. Step 3: Cross multiply
    347,668.58x = 521,498.47 × 111,008.26
  4. Step 4: Simplify right side
    347,668.58x = 57,890,637,747.36
  5. Step 5: Solve for x
    x = 57,890,637,747.36/347,668.58
  6. Step 6: Final answer
    x = 166,510.99

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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.