Home / 125,890.20-188,835.30-46,994.18

Finding the Fourth Proportional to 125,890.20, 188,835.30 and 46,994.18

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Solution

The fourth proportional to 125,890.20, 188,835.30 and 46,994.18 is: 70,491.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,890.20 : 188,835.30 = 46,994.18 : x
  2. Step 2: Convert to fraction form
    125,890.20/188,835.30 = 46,994.18/x
  3. Step 3: Cross multiply
    125,890.20x = 188,835.30 × 46,994.18
  4. Step 4: Simplify right side
    125,890.20x = 8,874,159,134.38
  5. Step 5: Solve for x
    x = 8,874,159,134.38/125,890.20
  6. Step 6: Final answer
    x = 70,491.26

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Similar ratio
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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.