Home / 147,634.89-221,487.45-47,795.10

Finding the Fourth Proportional to 147,634.89, 221,487.45 and 47,795.10

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Solution

The fourth proportional to 147,634.89, 221,487.45 and 47,795.10 is: 71,704.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,634.89 : 221,487.45 = 47,795.10 : x
  2. Step 2: Convert to fraction form
    147,634.89/221,487.45 = 47,795.10/x
  3. Step 3: Cross multiply
    147,634.89x = 221,487.45 × 47,795.10
  4. Step 4: Simplify right side
    147,634.89x = 10,586,014,821.50
  5. Step 5: Solve for x
    x = 10,586,014,821.50/147,634.89
  6. Step 6: Final answer
    x = 71,704.02

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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.