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Finding the Fourth Proportional to 265,500.82, 366,386.87 and 144,643.57

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Solution

The fourth proportional to 265,500.82, 366,386.87 and 144,643.57 is: 199,605.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,500.82 : 366,386.87 = 144,643.57 : x
  2. Step 2: Convert to fraction form
    265,500.82/366,386.87 = 144,643.57/x
  3. Step 3: Cross multiply
    265,500.82x = 366,386.87 × 144,643.57
  4. Step 4: Simplify right side
    265,500.82x = 52,995,504,154.71
  5. Step 5: Solve for x
    x = 52,995,504,154.71/265,500.82
  6. Step 6: Final answer
    x = 199,605.80

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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.