Home / 154,308.04-231,478.46-49,102.40

Finding the Fourth Proportional to 154,308.04, 231,478.46 and 49,102.40

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Solution

The fourth proportional to 154,308.04, 231,478.46 and 49,102.40 is: 73,658.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,308.04 : 231,478.46 = 49,102.40 : x
  2. Step 2: Convert to fraction form
    154,308.04/231,478.46 = 49,102.40/x
  3. Step 3: Cross multiply
    154,308.04x = 231,478.46 × 49,102.40
  4. Step 4: Simplify right side
    154,308.04x = 11,366,148,451.62
  5. Step 5: Solve for x
    x = 11,366,148,451.62/154,308.04
  6. Step 6: Final answer
    x = 73,658.82

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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.