Home / 170,461.61-255,651.40-52,133.97

Finding the Fourth Proportional to 170,461.61, 255,651.40 and 52,133.97

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Solution

The fourth proportional to 170,461.61, 255,651.40 and 52,133.97 is: 78,188.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,461.61 : 255,651.40 = 52,133.97 : x
  2. Step 2: Convert to fraction form
    170,461.61/255,651.40 = 52,133.97/x
  3. Step 3: Cross multiply
    170,461.61x = 255,651.40 × 52,133.97
  4. Step 4: Simplify right side
    170,461.61x = 13,328,123,539.67
  5. Step 5: Solve for x
    x = 13,328,123,539.67/170,461.61
  6. Step 6: Final answer
    x = 78,188.42

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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.