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Finding the Fourth Proportional to 266,051.34, 398,730.47 and 108,095.13

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Solution

The fourth proportional to 266,051.34, 398,730.47 and 108,095.13 is: 162,001.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,051.34 : 398,730.47 = 108,095.13 : x
  2. Step 2: Convert to fraction form
    266,051.34/398,730.47 = 108,095.13/x
  3. Step 3: Cross multiply
    266,051.34x = 398,730.47 × 108,095.13
  4. Step 4: Simplify right side
    266,051.34x = 43,100,823,026.59
  5. Step 5: Solve for x
    x = 43,100,823,026.59/266,051.34
  6. Step 6: Final answer
    x = 162,001.90

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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.