Home / 152,865.33-229,048.31-92,912.14

Finding the Fourth Proportional to 152,865.33, 229,048.31 and 92,912.14

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Solution

The fourth proportional to 152,865.33, 229,048.31 and 92,912.14 is: 139,216.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,865.33 : 229,048.31 = 92,912.14 : x
  2. Step 2: Convert to fraction form
    152,865.33/229,048.31 = 92,912.14/x
  3. Step 3: Cross multiply
    152,865.33x = 229,048.31 × 92,912.14
  4. Step 4: Simplify right side
    152,865.33x = 21,281,368,211.98
  5. Step 5: Solve for x
    x = 21,281,368,211.98/152,865.33
  6. Step 6: Final answer
    x = 139,216.45

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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.