Home / 208,463.02-313,112.99-124,387.27

Finding the Fourth Proportional to 208,463.02, 313,112.99 and 124,387.27

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Solution

The fourth proportional to 208,463.02, 313,112.99 and 124,387.27 is: 186,830.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,463.02 : 313,112.99 = 124,387.27 : x
  2. Step 2: Convert to fraction form
    208,463.02/313,112.99 = 124,387.27/x
  3. Step 3: Cross multiply
    208,463.02x = 313,112.99 × 124,387.27
  4. Step 4: Simplify right side
    208,463.02x = 38,947,270,027.64
  5. Step 5: Solve for x
    x = 38,947,270,027.64/208,463.02
  6. Step 6: Final answer
    x = 186,830.59

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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.