Home / 166,044.30-249,186.12-66,146.70

Finding the Fourth Proportional to 166,044.30, 249,186.12 and 66,146.70

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Solution

The fourth proportional to 166,044.30, 249,186.12 and 66,146.70 is: 99,267.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,044.30 : 249,186.12 = 66,146.70 : x
  2. Step 2: Convert to fraction form
    166,044.30/249,186.12 = 66,146.70/x
  3. Step 3: Cross multiply
    166,044.30x = 249,186.12 × 66,146.70
  4. Step 4: Simplify right side
    166,044.30x = 16,482,839,523.80
  5. Step 5: Solve for x
    x = 16,482,839,523.80/166,044.30
  6. Step 6: Final answer
    x = 99,267.72

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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.