Home / 166,319.46-249,656.85-71,596.58

Finding the Fourth Proportional to 166,319.46, 249,656.85 and 71,596.58

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Solution

The fourth proportional to 166,319.46, 249,656.85 and 71,596.58 is: 107,471.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,319.46 : 249,656.85 = 71,596.58 : x
  2. Step 2: Convert to fraction form
    166,319.46/249,656.85 = 71,596.58/x
  3. Step 3: Cross multiply
    166,319.46x = 249,656.85 × 71,596.58
  4. Step 4: Simplify right side
    166,319.46x = 17,874,575,385.29
  5. Step 5: Solve for x
    x = 17,874,575,385.29/166,319.46
  6. Step 6: Final answer
    x = 107,471.34

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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.