Home / 152,953.20-229,317.96-102,908.88

Finding the Fourth Proportional to 152,953.20, 229,317.96 and 102,908.88

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Solution

The fourth proportional to 152,953.20, 229,317.96 and 102,908.88 is: 154,288.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,953.20 : 229,317.96 = 102,908.88 : x
  2. Step 2: Convert to fraction form
    152,953.20/229,317.96 = 102,908.88/x
  3. Step 3: Cross multiply
    152,953.20x = 229,317.96 × 102,908.88
  4. Step 4: Simplify right side
    152,953.20x = 23,598,854,427.48
  5. Step 5: Solve for x
    x = 23,598,854,427.48/152,953.20
  6. Step 6: Final answer
    x = 154,288.07

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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.