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Finding the Fourth Proportional to 229,573.20, 344,359.80 and 166,259.55

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Solution

The fourth proportional to 229,573.20, 344,359.80 and 166,259.55 is: 249,389.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,573.20 : 344,359.80 = 166,259.55 : x
  2. Step 2: Convert to fraction form
    229,573.20/344,359.80 = 166,259.55/x
  3. Step 3: Cross multiply
    229,573.20x = 344,359.80 × 166,259.55
  4. Step 4: Simplify right side
    229,573.20x = 57,253,105,386.09
  5. Step 5: Solve for x
    x = 57,253,105,386.09/229,573.20
  6. Step 6: Final answer
    x = 249,389.33

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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.