Home / 154,584.81-231,866.13-47,966.04

Finding the Fourth Proportional to 154,584.81, 231,866.13 and 47,966.04

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Solution

The fourth proportional to 154,584.81, 231,866.13 and 47,966.04 is: 71,945.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,584.81 : 231,866.13 = 47,966.04 : x
  2. Step 2: Convert to fraction form
    154,584.81/231,866.13 = 47,966.04/x
  3. Step 3: Cross multiply
    154,584.81x = 231,866.13 × 47,966.04
  4. Step 4: Simplify right side
    154,584.81x = 11,121,700,066.23
  5. Step 5: Solve for x
    x = 11,121,700,066.23/154,584.81
  6. Step 6: Final answer
    x = 71,945.62

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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.