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Finding the Fourth Proportional to 295,238.59, 442,928.18 and 95,559.01

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Solution

The fourth proportional to 295,238.59, 442,928.18 and 95,559.01 is: 143,361.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,238.59 : 442,928.18 = 95,559.01 : x
  2. Step 2: Convert to fraction form
    295,238.59/442,928.18 = 95,559.01/x
  3. Step 3: Cross multiply
    295,238.59x = 442,928.18 × 95,559.01
  4. Step 4: Simplify right side
    295,238.59x = 42,325,777,513.48
  5. Step 5: Solve for x
    x = 42,325,777,513.48/295,238.59
  6. Step 6: Final answer
    x = 143,361.27

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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.