Home / 112,999.84-169,370.88-52,965.52

Finding the Fourth Proportional to 112,999.84, 169,370.88 and 52,965.52

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Solution

The fourth proportional to 112,999.84, 169,370.88 and 52,965.52 is: 79,387.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,999.84 : 169,370.88 = 52,965.52 : x
  2. Step 2: Convert to fraction form
    112,999.84/169,370.88 = 52,965.52/x
  3. Step 3: Cross multiply
    112,999.84x = 169,370.88 × 52,965.52
  4. Step 4: Simplify right side
    112,999.84x = 8,970,816,732.06
  5. Step 5: Solve for x
    x = 8,970,816,732.06/112,999.84
  6. Step 6: Final answer
    x = 79,387.87

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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.