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Finding the Fourth Proportional to 94,959.68, 142,339.08 and 35,769.76

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Solution

The fourth proportional to 94,959.68, 142,339.08 and 35,769.76 is: 53,616.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,959.68 : 142,339.08 = 35,769.76 : x
  2. Step 2: Convert to fraction form
    94,959.68/142,339.08 = 35,769.76/x
  3. Step 3: Cross multiply
    94,959.68x = 142,339.08 × 35,769.76
  4. Step 4: Simplify right side
    94,959.68x = 5,091,434,730.22
  5. Step 5: Solve for x
    x = 5,091,434,730.22/94,959.68
  6. Step 6: Final answer
    x = 53,616.81

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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.