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Finding the Fourth Proportional to 265,091.13, 365,814.81 and 144,232.90

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Solution

The fourth proportional to 265,091.13, 365,814.81 and 144,232.90 is: 199,035.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,091.13 : 365,814.81 = 144,232.90 : x
  2. Step 2: Convert to fraction form
    265,091.13/365,814.81 = 144,232.90/x
  3. Step 3: Cross multiply
    265,091.13x = 365,814.81 × 144,232.90
  4. Step 4: Simplify right side
    265,091.13x = 52,762,529,994.71
  5. Step 5: Solve for x
    x = 52,762,529,994.71/265,091.13
  6. Step 6: Final answer
    x = 199,035.44

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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.