Home / 141,291.24-211,956.54-47,771.88

Finding the Fourth Proportional to 141,291.24, 211,956.54 and 47,771.88

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Solution

The fourth proportional to 141,291.24, 211,956.54 and 47,771.88 is: 71,664.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,291.24 : 211,956.54 = 47,771.88 : x
  2. Step 2: Convert to fraction form
    141,291.24/211,956.54 = 47,771.88/x
  3. Step 3: Cross multiply
    141,291.24x = 211,956.54 × 47,771.88
  4. Step 4: Simplify right side
    141,291.24x = 10,125,562,394.10
  5. Step 5: Solve for x
    x = 10,125,562,394.10/141,291.24
  6. Step 6: Final answer
    x = 71,664.47

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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.