Home / 146,726.04-220,103.64-53,239.08

Finding the Fourth Proportional to 146,726.04, 220,103.64 and 53,239.08

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Solution

The fourth proportional to 146,726.04, 220,103.64 and 53,239.08 is: 79,863.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,726.04 : 220,103.64 = 53,239.08 : x
  2. Step 2: Convert to fraction form
    146,726.04/220,103.64 = 53,239.08/x
  3. Step 3: Cross multiply
    146,726.04x = 220,103.64 × 53,239.08
  4. Step 4: Simplify right side
    146,726.04x = 11,718,115,298.25
  5. Step 5: Solve for x
    x = 11,718,115,298.25/146,726.04
  6. Step 6: Final answer
    x = 79,863.91

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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.