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Finding the Fourth Proportional to 208,451.00, 313,094.90 and 124,375.23

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Solution

The fourth proportional to 208,451.00, 313,094.90 and 124,375.23 is: 186,812.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,451.00 : 313,094.90 = 124,375.23 : x
  2. Step 2: Convert to fraction form
    208,451.00/313,094.90 = 124,375.23/x
  3. Step 3: Cross multiply
    208,451.00x = 313,094.90 × 124,375.23
  4. Step 4: Simplify right side
    208,451.00x = 38,941,250,510.27
  5. Step 5: Solve for x
    x = 38,941,250,510.27/208,451.00
  6. Step 6: Final answer
    x = 186,812.49

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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.