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Finding the Fourth Proportional to 265,101.90, 365,829.66 and 144,243.66

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Solution

The fourth proportional to 265,101.90, 365,829.66 and 144,243.66 is: 199,050.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,101.90 : 365,829.66 = 144,243.66 : x
  2. Step 2: Convert to fraction form
    265,101.90/365,829.66 = 144,243.66/x
  3. Step 3: Cross multiply
    265,101.90x = 365,829.66 × 144,243.66
  4. Step 4: Simplify right side
    265,101.90x = 52,768,609,094.96
  5. Step 5: Solve for x
    x = 52,768,609,094.96/265,101.90
  6. Step 6: Final answer
    x = 199,050.29

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1.5x scale

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.