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Finding the Fourth Proportional to 95,059.84, 142,541.76 and 55,628.80

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Solution

The fourth proportional to 95,059.84, 142,541.76 and 55,628.80 is: 83,415.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,059.84 : 142,541.76 = 55,628.80 : x
  2. Step 2: Convert to fraction form
    95,059.84/142,541.76 = 55,628.80/x
  3. Step 3: Cross multiply
    95,059.84x = 142,541.76 × 55,628.80
  4. Step 4: Simplify right side
    95,059.84x = 7,929,427,058.69
  5. Step 5: Solve for x
    x = 7,929,427,058.69/95,059.84
  6. Step 6: Final answer
    x = 83,415.11

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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.