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Finding the Fourth Proportional to 166,523.70, 249,785.55 and 96,539.70

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Solution

The fourth proportional to 166,523.70, 249,785.55 and 96,539.70 is: 144,809.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,523.70 : 249,785.55 = 96,539.70 : x
  2. Step 2: Convert to fraction form
    166,523.70/249,785.55 = 96,539.70/x
  3. Step 3: Cross multiply
    166,523.70x = 249,785.55 × 96,539.70
  4. Step 4: Simplify right side
    166,523.70x = 24,114,222,061.34
  5. Step 5: Solve for x
    x = 24,114,222,061.34/166,523.70
  6. Step 6: Final answer
    x = 144,809.55

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1.5x scale

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.