Home / 148,430.46-222,640.21-64,211.82

Finding the Fourth Proportional to 148,430.46, 222,640.21 and 64,211.82

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Solution

The fourth proportional to 148,430.46, 222,640.21 and 64,211.82 is: 96,315.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,430.46 : 222,640.21 = 64,211.82 : x
  2. Step 2: Convert to fraction form
    148,430.46/222,640.21 = 64,211.82/x
  3. Step 3: Cross multiply
    148,430.46x = 222,640.21 × 64,211.82
  4. Step 4: Simplify right side
    148,430.46x = 14,296,133,089.28
  5. Step 5: Solve for x
    x = 14,296,133,089.28/148,430.46
  6. Step 6: Final answer
    x = 96,315.36

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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.