Home / 208,946.94-313,378.74-102,285.06

Finding the Fourth Proportional to 208,946.94, 313,378.74 and 102,285.06

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Solution

The fourth proportional to 208,946.94, 313,378.74 and 102,285.06 is: 153,407.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,946.94 : 313,378.74 = 102,285.06 : x
  2. Step 2: Convert to fraction form
    208,946.94/313,378.74 = 102,285.06/x
  3. Step 3: Cross multiply
    208,946.94x = 313,378.74 × 102,285.06
  4. Step 4: Simplify right side
    208,946.94x = 32,053,963,223.62
  5. Step 5: Solve for x
    x = 32,053,963,223.62/208,946.94
  6. Step 6: Final answer
    x = 153,407.19

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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.