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Finding the Fourth Proportional to 333,386.88, 500,124.26 and 108,668.58

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Solution

The fourth proportional to 333,386.88, 500,124.26 and 108,668.58 is: 163,017.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,386.88 : 500,124.26 = 108,668.58 : x
  2. Step 2: Convert to fraction form
    333,386.88/500,124.26 = 108,668.58/x
  3. Step 3: Cross multiply
    333,386.88x = 500,124.26 × 108,668.58
  4. Step 4: Simplify right side
    333,386.88x = 54,347,793,157.75
  5. Step 5: Solve for x
    x = 54,347,793,157.75/333,386.88
  6. Step 6: Final answer
    x = 163,017.19

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1.5x scale

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.