Home / 170,741.60-235,513.44-103,673.60

Finding the Fourth Proportional to 170,741.60, 235,513.44 and 103,673.60

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Solution

The fourth proportional to 170,741.60, 235,513.44 and 103,673.60 is: 143,002.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,741.60 : 235,513.44 = 103,673.60 : x
  2. Step 2: Convert to fraction form
    170,741.60/235,513.44 = 103,673.60/x
  3. Step 3: Cross multiply
    170,741.60x = 235,513.44 × 103,673.60
  4. Step 4: Simplify right side
    170,741.60x = 24,416,526,173.18
  5. Step 5: Solve for x
    x = 24,416,526,173.18/170,741.60
  6. Step 6: Final answer
    x = 143,002.80

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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.