Home / 148,936.20-223,443.90-64,660.20

Finding the Fourth Proportional to 148,936.20, 223,443.90 and 64,660.20

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Solution

The fourth proportional to 148,936.20, 223,443.90 and 64,660.20 is: 97,007.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,936.20 : 223,443.90 = 64,660.20 : x
  2. Step 2: Convert to fraction form
    148,936.20/223,443.90 = 64,660.20/x
  3. Step 3: Cross multiply
    148,936.20x = 223,443.90 × 64,660.20
  4. Step 4: Simplify right side
    148,936.20x = 14,447,927,262.78
  5. Step 5: Solve for x
    x = 14,447,927,262.78/148,936.20
  6. Step 6: Final answer
    x = 97,007.49

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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.