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Finding the Fourth Proportional to 166,512.70, 249,769.05 and 96,528.70

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Solution

The fourth proportional to 166,512.70, 249,769.05 and 96,528.70 is: 144,793.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,512.70 : 249,769.05 = 96,528.70 : x
  2. Step 2: Convert to fraction form
    166,512.70/249,769.05 = 96,528.70/x
  3. Step 3: Cross multiply
    166,512.70x = 249,769.05 × 96,528.70
  4. Step 4: Simplify right side
    166,512.70x = 24,109,881,696.74
  5. Step 5: Solve for x
    x = 24,109,881,696.74/166,512.70
  6. Step 6: Final answer
    x = 144,793.05

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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.