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Finding the Fourth Proportional to 295,235.10, 442,922.93 and 95,555.47

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Solution

The fourth proportional to 295,235.10, 442,922.93 and 95,555.47 is: 143,355.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,235.10 : 442,922.93 = 95,555.47 : x
  2. Step 2: Convert to fraction form
    295,235.10/442,922.93 = 95,555.47/x
  3. Step 3: Cross multiply
    295,235.10x = 442,922.93 × 95,555.47
  4. Step 4: Simplify right side
    295,235.10x = 42,323,708,749.93
  5. Step 5: Solve for x
    x = 42,323,708,749.93/295,235.10
  6. Step 6: Final answer
    x = 143,355.95

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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.