Home / 147,446.92-221,162.70-47,605.24

Finding the Fourth Proportional to 147,446.92, 221,162.70 and 47,605.24

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Solution

The fourth proportional to 147,446.92, 221,162.70 and 47,605.24 is: 71,405.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,446.92 : 221,162.70 = 47,605.24 : x
  2. Step 2: Convert to fraction form
    147,446.92/221,162.70 = 47,605.24/x
  3. Step 3: Cross multiply
    147,446.92x = 221,162.70 × 47,605.24
  4. Step 4: Simplify right side
    147,446.92x = 10,528,503,412.55
  5. Step 5: Solve for x
    x = 10,528,503,412.55/147,446.92
  6. Step 6: Final answer
    x = 71,405.38

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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.