Home / 282,644.10-423,917.55-105,059.70

Finding the Fourth Proportional to 282,644.10, 423,917.55 and 105,059.70

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Solution

The fourth proportional to 282,644.10, 423,917.55 and 105,059.70 is: 157,571.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,644.10 : 423,917.55 = 105,059.70 : x
  2. Step 2: Convert to fraction form
    282,644.10/423,917.55 = 105,059.70/x
  3. Step 3: Cross multiply
    282,644.10x = 423,917.55 × 105,059.70
  4. Step 4: Simplify right side
    282,644.10x = 44,536,650,627.74
  5. Step 5: Solve for x
    x = 44,536,650,627.74/282,644.10
  6. Step 6: Final answer
    x = 157,571.49

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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.