Home / 125,219.94-187,830.30-36,475.62

Finding the Fourth Proportional to 125,219.94, 187,830.30 and 36,475.62

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Solution

The fourth proportional to 125,219.94, 187,830.30 and 36,475.62 is: 54,713.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,219.94 : 187,830.30 = 36,475.62 : x
  2. Step 2: Convert to fraction form
    125,219.94/187,830.30 = 36,475.62/x
  3. Step 3: Cross multiply
    125,219.94x = 187,830.30 × 36,475.62
  4. Step 4: Simplify right side
    125,219.94x = 6,851,226,647.29
  5. Step 5: Solve for x
    x = 6,851,226,647.29/125,219.94
  6. Step 6: Final answer
    x = 54,713.54

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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.