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Finding the Fourth Proportional to 265,500.96, 366,378.69 and 144,641.67

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Solution

The fourth proportional to 265,500.96, 366,378.69 and 144,641.67 is: 199,598.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,500.96 : 366,378.69 = 144,641.67 : x
  2. Step 2: Convert to fraction form
    265,500.96/366,378.69 = 144,641.67/x
  3. Step 3: Cross multiply
    265,500.96x = 366,378.69 × 144,641.67
  4. Step 4: Simplify right side
    265,500.96x = 52,993,625,574.01
  5. Step 5: Solve for x
    x = 52,993,625,574.01/265,500.96
  6. Step 6: Final answer
    x = 199,598.62

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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.