Home / 149,609.45-224,533.76-77,582.82

Finding the Fourth Proportional to 149,609.45, 224,533.76 and 77,582.82

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Solution

The fourth proportional to 149,609.45, 224,533.76 and 77,582.82 is: 116,436.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,609.45 : 224,533.76 = 77,582.82 : x
  2. Step 2: Convert to fraction form
    149,609.45/224,533.76 = 77,582.82/x
  3. Step 3: Cross multiply
    149,609.45x = 224,533.76 × 77,582.82
  4. Step 4: Simplify right side
    149,609.45x = 17,419,961,898.09
  5. Step 5: Solve for x
    x = 17,419,961,898.09/149,609.45
  6. Step 6: Final answer
    x = 116,436.24

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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.