Home / 343,015.49-514,573.05-106,377.23

Finding the Fourth Proportional to 343,015.49, 514,573.05 and 106,377.23

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Solution

The fourth proportional to 343,015.49, 514,573.05 and 106,377.23 is: 159,581.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,015.49 : 514,573.05 = 106,377.23 : x
  2. Step 2: Convert to fraction form
    343,015.49/514,573.05 = 106,377.23/x
  3. Step 3: Cross multiply
    343,015.49x = 514,573.05 × 106,377.23
  4. Step 4: Simplify right side
    343,015.49x = 54,738,857,377.00
  5. Step 5: Solve for x
    x = 54,738,857,377.00/343,015.49
  6. Step 6: Final answer
    x = 159,581.30

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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.