Home / 166,089.34-249,072.88-130,619.96

Finding the Fourth Proportional to 166,089.34, 249,072.88 and 130,619.96

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Solution

The fourth proportional to 166,089.34, 249,072.88 and 130,619.96 is: 195,881.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,089.34 : 249,072.88 = 130,619.96 : x
  2. Step 2: Convert to fraction form
    166,089.34/249,072.88 = 130,619.96/x
  3. Step 3: Cross multiply
    166,089.34x = 249,072.88 × 130,619.96
  4. Step 4: Simplify right side
    166,089.34x = 32,533,889,622.68
  5. Step 5: Solve for x
    x = 32,533,889,622.68/166,089.34
  6. Step 6: Final answer
    x = 195,881.86

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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.