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Finding the Fourth Proportional to 166,594, 249,917.01 and 54,247.72

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Solution

The fourth proportional to 166,594, 249,917.01 and 54,247.72 is: 81,380.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,594 : 249,917.01 = 54,247.72 : x
  2. Step 2: Convert to fraction form
    166,594/249,917.01 = 54,247.72/x
  3. Step 3: Cross multiply
    166,594x = 249,917.01 × 54,247.72
  4. Step 4: Simplify right side
    166,594x = 13,557,427,981.72
  5. Step 5: Solve for x
    x = 13,557,427,981.72/166,594
  6. Step 6: Final answer
    x = 81,380.05

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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.