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Finding the Fourth Proportional to 282,038.76, 423,059.58 and 95,051.88

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Solution

The fourth proportional to 282,038.76, 423,059.58 and 95,051.88 is: 142,578.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,038.76 : 423,059.58 = 95,051.88 : x
  2. Step 2: Convert to fraction form
    282,038.76/423,059.58 = 95,051.88/x
  3. Step 3: Cross multiply
    282,038.76x = 423,059.58 × 95,051.88
  4. Step 4: Simplify right side
    282,038.76x = 40,212,608,431.01
  5. Step 5: Solve for x
    x = 40,212,608,431.01/282,038.76
  6. Step 6: Final answer
    x = 142,578.31

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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.