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Finding the Fourth Proportional to 265,492.41, 366,378.09 and 144,633.42

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Solution

The fourth proportional to 265,492.41, 366,378.09 and 144,633.42 is: 199,593.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,492.41 : 366,378.09 = 144,633.42 : x
  2. Step 2: Convert to fraction form
    265,492.41/366,378.09 = 144,633.42/x
  3. Step 3: Cross multiply
    265,492.41x = 366,378.09 × 144,633.42
  4. Step 4: Simplify right side
    265,492.41x = 52,990,516,169.77
  5. Step 5: Solve for x
    x = 52,990,516,169.77/265,492.41
  6. Step 6: Final answer
    x = 199,593.34

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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.