Home / 166,072.27-249,147.95-53,752.51

Finding the Fourth Proportional to 166,072.27, 249,147.95 and 53,752.51

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Solution

The fourth proportional to 166,072.27, 249,147.95 and 53,752.51 is: 80,641.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,072.27 : 249,147.95 = 53,752.51 : x
  2. Step 2: Convert to fraction form
    166,072.27/249,147.95 = 53,752.51/x
  3. Step 3: Cross multiply
    166,072.27x = 249,147.95 × 53,752.51
  4. Step 4: Simplify right side
    166,072.27x = 13,392,326,315.07
  5. Step 5: Solve for x
    x = 13,392,326,315.07/166,072.27
  6. Step 6: Final answer
    x = 80,641.56

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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.