Home / 162,147.35-223,698.98-108,347.15

Finding the Fourth Proportional to 162,147.35, 223,698.98 and 108,347.15

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Solution

The fourth proportional to 162,147.35, 223,698.98 and 108,347.15 is: 149,476.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,147.35 : 223,698.98 = 108,347.15 : x
  2. Step 2: Convert to fraction form
    162,147.35/223,698.98 = 108,347.15/x
  3. Step 3: Cross multiply
    162,147.35x = 223,698.98 × 108,347.15
  4. Step 4: Simplify right side
    162,147.35x = 24,237,147,771.02
  5. Step 5: Solve for x
    x = 24,237,147,771.02/162,147.35
  6. Step 6: Final answer
    x = 149,476.06

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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.