Home / 52,778.98-79,138.50-46,553.32

Finding the Fourth Proportional to 52,778.98, 79,138.50 and 46,553.32

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Solution

The fourth proportional to 52,778.98, 79,138.50 and 46,553.32 is: 69,803.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,778.98 : 79,138.50 = 46,553.32 : x
  2. Step 2: Convert to fraction form
    52,778.98/79,138.50 = 46,553.32/x
  3. Step 3: Cross multiply
    52,778.98x = 79,138.50 × 46,553.32
  4. Step 4: Simplify right side
    52,778.98x = 3,684,159,914.82
  5. Step 5: Solve for x
    x = 3,684,159,914.82/52,778.98
  6. Step 6: Final answer
    x = 69,803.55

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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.