Home / 147,473.75-221,211.45-36,665.75

Finding the Fourth Proportional to 147,473.75, 221,211.45 and 36,665.75

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Solution

The fourth proportional to 147,473.75, 221,211.45 and 36,665.75 is: 54,998.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,473.75 : 221,211.45 = 36,665.75 : x
  2. Step 2: Convert to fraction form
    147,473.75/221,211.45 = 36,665.75/x
  3. Step 3: Cross multiply
    147,473.75x = 221,211.45 × 36,665.75
  4. Step 4: Simplify right side
    147,473.75x = 8,110,883,722.84
  5. Step 5: Solve for x
    x = 8,110,883,722.84/147,473.75
  6. Step 6: Final answer
    x = 54,998.83

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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.