Home / 52,135.95-78,208.53-14,696.34

Finding the Fourth Proportional to 52,135.95, 78,208.53 and 14,696.34

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Solution

The fourth proportional to 52,135.95, 78,208.53 and 14,696.34 is: 22,045.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,135.95 : 78,208.53 = 14,696.34 : x
  2. Step 2: Convert to fraction form
    52,135.95/78,208.53 = 14,696.34/x
  3. Step 3: Cross multiply
    52,135.95x = 78,208.53 × 14,696.34
  4. Step 4: Simplify right side
    52,135.95x = 1,149,379,147.78
  5. Step 5: Solve for x
    x = 1,149,379,147.78/52,135.95
  6. Step 6: Final answer
    x = 22,045.81

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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.