Home / 166,093.06-249,018.88-66,223.30

Finding the Fourth Proportional to 166,093.06, 249,018.88 and 66,223.30

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Solution

The fourth proportional to 166,093.06, 249,018.88 and 66,223.30 is: 99,286.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,093.06 : 249,018.88 = 66,223.30 : x
  2. Step 2: Convert to fraction form
    166,093.06/249,018.88 = 66,223.30/x
  3. Step 3: Cross multiply
    166,093.06x = 249,018.88 × 66,223.30
  4. Step 4: Simplify right side
    166,093.06x = 16,490,851,995.90
  5. Step 5: Solve for x
    x = 16,490,851,995.90/166,093.06
  6. Step 6: Final answer
    x = 99,286.82

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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.