Home / 162,845.15-224,661.60-101,555.28

Finding the Fourth Proportional to 162,845.15, 224,661.60 and 101,555.28

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Solution

The fourth proportional to 162,845.15, 224,661.60 and 101,555.28 is: 140,105.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,845.15 : 224,661.60 = 101,555.28 : x
  2. Step 2: Convert to fraction form
    162,845.15/224,661.60 = 101,555.28/x
  3. Step 3: Cross multiply
    162,845.15x = 224,661.60 × 101,555.28
  4. Step 4: Simplify right side
    162,845.15x = 22,815,571,693.25
  5. Step 5: Solve for x
    x = 22,815,571,693.25/162,845.15
  6. Step 6: Final answer
    x = 140,105.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.