Home / 131,801.83-197,692.88-47,561.99

Finding the Fourth Proportional to 131,801.83, 197,692.88 and 47,561.99

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Solution

The fourth proportional to 131,801.83, 197,692.88 and 47,561.99 is: 71,339.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,801.83 : 197,692.88 = 47,561.99 : x
  2. Step 2: Convert to fraction form
    131,801.83/197,692.88 = 47,561.99/x
  3. Step 3: Cross multiply
    131,801.83x = 197,692.88 × 47,561.99
  4. Step 4: Simplify right side
    131,801.83x = 9,402,666,963.95
  5. Step 5: Solve for x
    x = 9,402,666,963.95/131,801.83
  6. Step 6: Final answer
    x = 71,339.43

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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.