Home / 166,688.31-250,007.10-54,368.37

Finding the Fourth Proportional to 166,688.31, 250,007.10 and 54,368.37

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Solution

The fourth proportional to 166,688.31, 250,007.10 and 54,368.37 is: 81,544.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,688.31 : 250,007.10 = 54,368.37 : x
  2. Step 2: Convert to fraction form
    166,688.31/250,007.10 = 54,368.37/x
  3. Step 3: Cross multiply
    166,688.31x = 250,007.10 × 54,368.37
  4. Step 4: Simplify right side
    166,688.31x = 13,592,478,515.43
  5. Step 5: Solve for x
    x = 13,592,478,515.43/166,688.31
  6. Step 6: Final answer
    x = 81,544.28

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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.