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Finding the Fourth Proportional to 265,274.30, 366,066.60 and 144,412.50

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Solution

The fourth proportional to 265,274.30, 366,066.60 and 144,412.50 is: 199,282.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,274.30 : 366,066.60 = 144,412.50 : x
  2. Step 2: Convert to fraction form
    265,274.30/366,066.60 = 144,412.50/x
  3. Step 3: Cross multiply
    265,274.30x = 366,066.60 × 144,412.50
  4. Step 4: Simplify right side
    265,274.30x = 52,864,592,872.50
  5. Step 5: Solve for x
    x = 52,864,592,872.50/265,274.30
  6. Step 6: Final answer
    x = 199,282.75

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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.