Home / 102,672.60-154,008.36-46,532.04

Finding the Fourth Proportional to 102,672.60, 154,008.36 and 46,532.04

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Solution

The fourth proportional to 102,672.60, 154,008.36 and 46,532.04 is: 69,797.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,672.60 : 154,008.36 = 46,532.04 : x
  2. Step 2: Convert to fraction form
    102,672.60/154,008.36 = 46,532.04/x
  3. Step 3: Cross multiply
    102,672.60x = 154,008.36 × 46,532.04
  4. Step 4: Simplify right side
    102,672.60x = 7,166,323,167.85
  5. Step 5: Solve for x
    x = 7,166,323,167.85/102,672.60
  6. Step 6: Final answer
    x = 69,797.82

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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.