Home / 166,072.34-249,148.05-53,752.57

Finding the Fourth Proportional to 166,072.34, 249,148.05 and 53,752.57

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Solution

The fourth proportional to 166,072.34, 249,148.05 and 53,752.57 is: 80,641.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,072.34 : 249,148.05 = 53,752.57 : x
  2. Step 2: Convert to fraction form
    166,072.34/249,148.05 = 53,752.57/x
  3. Step 3: Cross multiply
    166,072.34x = 249,148.05 × 53,752.57
  4. Step 4: Simplify right side
    166,072.34x = 13,392,349,227.73
  5. Step 5: Solve for x
    x = 13,392,349,227.73/166,072.34
  6. Step 6: Final answer
    x = 80,641.66

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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.