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Finding the Fourth Proportional to 265,595.05, 366,511.85 and 144,733.87

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Solution

The fourth proportional to 265,595.05, 366,511.85 and 144,733.87 is: 199,727.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,595.05 : 366,511.85 = 144,733.87 : x
  2. Step 2: Convert to fraction form
    265,595.05/366,511.85 = 144,733.87/x
  3. Step 3: Cross multiply
    265,595.05x = 366,511.85 × 144,733.87
  4. Step 4: Simplify right side
    265,595.05x = 53,046,676,618.80
  5. Step 5: Solve for x
    x = 53,046,676,618.80/265,595.05
  6. Step 6: Final answer
    x = 199,727.66

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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.