Home / 146,429.76-219,644.16-52,935.36

Finding the Fourth Proportional to 146,429.76, 219,644.16 and 52,935.36

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Solution

The fourth proportional to 146,429.76, 219,644.16 and 52,935.36 is: 79,402.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,429.76 : 219,644.16 = 52,935.36 : x
  2. Step 2: Convert to fraction form
    146,429.76/219,644.16 = 52,935.36/x
  3. Step 3: Cross multiply
    146,429.76x = 219,644.16 × 52,935.36
  4. Step 4: Simplify right side
    146,429.76x = 11,626,942,681.50
  5. Step 5: Solve for x
    x = 11,626,942,681.50/146,429.76
  6. Step 6: Final answer
    x = 79,402.87

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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.