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Finding the Fourth Proportional to 282,550.34, 423,814.55 and 95,561.84

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Solution

The fourth proportional to 282,550.34, 423,814.55 and 95,561.84 is: 143,339.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,550.34 : 423,814.55 = 95,561.84 : x
  2. Step 2: Convert to fraction form
    282,550.34/423,814.55 = 95,561.84/x
  3. Step 3: Cross multiply
    282,550.34x = 423,814.55 × 95,561.84
  4. Step 4: Simplify right side
    282,550.34x = 40,500,498,798.50
  5. Step 5: Solve for x
    x = 40,500,498,798.50/282,550.34
  6. Step 6: Final answer
    x = 143,339.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.