Home / 144,855.52-217,274.82-39,666.76

Finding the Fourth Proportional to 144,855.52, 217,274.82 and 39,666.76

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Solution

The fourth proportional to 144,855.52, 217,274.82 and 39,666.76 is: 59,497.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,855.52 : 217,274.82 = 39,666.76 : x
  2. Step 2: Convert to fraction form
    144,855.52/217,274.82 = 39,666.76/x
  3. Step 3: Cross multiply
    144,855.52x = 217,274.82 × 39,666.76
  4. Step 4: Simplify right side
    144,855.52x = 8,618,588,138.98
  5. Step 5: Solve for x
    x = 8,618,588,138.98/144,855.52
  6. Step 6: Final answer
    x = 59,497.82

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1.5x scale

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.