Home / 78,822.84-118,234.26-52,578.84

Finding the Fourth Proportional to 78,822.84, 118,234.26 and 52,578.84

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Solution

The fourth proportional to 78,822.84, 118,234.26 and 52,578.84 is: 78,868.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,822.84 : 118,234.26 = 52,578.84 : x
  2. Step 2: Convert to fraction form
    78,822.84/118,234.26 = 52,578.84/x
  3. Step 3: Cross multiply
    78,822.84x = 118,234.26 × 52,578.84
  4. Step 4: Simplify right side
    78,822.84x = 6,216,620,239.06
  5. Step 5: Solve for x
    x = 6,216,620,239.06/78,822.84
  6. Step 6: Final answer
    x = 78,868.26

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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.