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Finding the Fourth Proportional to 266,921.92, 368,352.23 and 146,063.22

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Solution

The fourth proportional to 266,921.92, 368,352.23 and 146,063.22 is: 201,567.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,921.92 : 368,352.23 = 146,063.22 : x
  2. Step 2: Convert to fraction form
    266,921.92/368,352.23 = 146,063.22/x
  3. Step 3: Cross multiply
    266,921.92x = 368,352.23 × 146,063.22
  4. Step 4: Simplify right side
    266,921.92x = 53,802,710,696.34
  5. Step 5: Solve for x
    x = 53,802,710,696.34/266,921.92
  6. Step 6: Final answer
    x = 201,567.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.