Home / 166,973.91-249,544.09-122,089.78

Finding the Fourth Proportional to 166,973.91, 249,544.09 and 122,089.78

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Solution

The fourth proportional to 166,973.91, 249,544.09 and 122,089.78 is: 182,464.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,973.91 : 249,544.09 = 122,089.78 : x
  2. Step 2: Convert to fraction form
    166,973.91/249,544.09 = 122,089.78/x
  3. Step 3: Cross multiply
    166,973.91x = 249,544.09 × 122,089.78
  4. Step 4: Simplify right side
    166,973.91x = 30,466,783,512.94
  5. Step 5: Solve for x
    x = 30,466,783,512.94/166,973.91
  6. Step 6: Final answer
    x = 182,464.34

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.