Home / 228,263.29-342,295.75-108,354.60

Finding the Fourth Proportional to 228,263.29, 342,295.75 and 108,354.60

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Solution

The fourth proportional to 228,263.29, 342,295.75 and 108,354.60 is: 162,484.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,263.29 : 342,295.75 = 108,354.60 : x
  2. Step 2: Convert to fraction form
    228,263.29/342,295.75 = 108,354.60/x
  3. Step 3: Cross multiply
    228,263.29x = 342,295.75 × 108,354.60
  4. Step 4: Simplify right side
    228,263.29x = 37,089,319,866.35
  5. Step 5: Solve for x
    x = 37,089,319,866.35/228,263.29
  6. Step 6: Final answer
    x = 162,484.82

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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.