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Finding the Fourth Proportional to 95,352.77, 142,973.53 and 28,772.93

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Solution

The fourth proportional to 95,352.77, 142,973.53 and 28,772.93 is: 43,142.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,352.77 : 142,973.53 = 28,772.93 : x
  2. Step 2: Convert to fraction form
    95,352.77/142,973.53 = 28,772.93/x
  3. Step 3: Cross multiply
    95,352.77x = 142,973.53 × 28,772.93
  4. Step 4: Simplify right side
    95,352.77x = 4,113,767,370.54
  5. Step 5: Solve for x
    x = 4,113,767,370.54/95,352.77
  6. Step 6: Final answer
    x = 43,142.61

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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.