Home / 52,166.12-78,254.84-16,619.11

Finding the Fourth Proportional to 52,166.12, 78,254.84 and 16,619.11

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Solution

The fourth proportional to 52,166.12, 78,254.84 and 16,619.11 is: 24,930.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,166.12 : 78,254.84 = 16,619.11 : x
  2. Step 2: Convert to fraction form
    52,166.12/78,254.84 = 16,619.11/x
  3. Step 3: Cross multiply
    52,166.12x = 78,254.84 × 16,619.11
  4. Step 4: Simplify right side
    52,166.12x = 1,300,525,639.90
  5. Step 5: Solve for x
    x = 1,300,525,639.90/52,166.12
  6. Step 6: Final answer
    x = 24,930.47

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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.