Home / 211,004.05-316,506.59-53,232.50

Finding the Fourth Proportional to 211,004.05, 316,506.59 and 53,232.50

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Solution

The fourth proportional to 211,004.05, 316,506.59 and 53,232.50 is: 79,848.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,004.05 : 316,506.59 = 53,232.50 : x
  2. Step 2: Convert to fraction form
    211,004.05/316,506.59 = 53,232.50/x
  3. Step 3: Cross multiply
    211,004.05x = 316,506.59 × 53,232.50
  4. Step 4: Simplify right side
    211,004.05x = 16,848,438,221.99
  5. Step 5: Solve for x
    x = 16,848,438,221.99/211,004.05
  6. Step 6: Final answer
    x = 79,848.89

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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.