Home / 52,163.70-78,235.07-33,386.99

Finding the Fourth Proportional to 52,163.70, 78,235.07 and 33,386.99

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Solution

The fourth proportional to 52,163.70, 78,235.07 and 33,386.99 is: 50,073.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,163.70 : 78,235.07 = 33,386.99 : x
  2. Step 2: Convert to fraction form
    52,163.70/78,235.07 = 33,386.99/x
  3. Step 3: Cross multiply
    52,163.70x = 78,235.07 × 33,386.99
  4. Step 4: Simplify right side
    52,163.70x = 2,612,032,941.63
  5. Step 5: Solve for x
    x = 2,612,032,941.63/52,163.70
  6. Step 6: Final answer
    x = 50,073.77

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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.