Home / 140,769.59-211,167.79-39,567.38

Finding the Fourth Proportional to 140,769.59, 211,167.79 and 39,567.38

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Solution

The fourth proportional to 140,769.59, 211,167.79 and 39,567.38 is: 59,354.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,769.59 : 211,167.79 = 39,567.38 : x
  2. Step 2: Convert to fraction form
    140,769.59/211,167.79 = 39,567.38/x
  3. Step 3: Cross multiply
    140,769.59x = 211,167.79 × 39,567.38
  4. Step 4: Simplify right side
    140,769.59x = 8,355,356,190.69
  5. Step 5: Solve for x
    x = 8,355,356,190.69/140,769.59
  6. Step 6: Final answer
    x = 59,354.84

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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.