Home / 164,772.45-227,395.80-93,159.09

Finding the Fourth Proportional to 164,772.45, 227,395.80 and 93,159.09

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Solution

The fourth proportional to 164,772.45, 227,395.80 and 93,159.09 is: 128,565.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,772.45 : 227,395.80 = 93,159.09 : x
  2. Step 2: Convert to fraction form
    164,772.45/227,395.80 = 93,159.09/x
  3. Step 3: Cross multiply
    164,772.45x = 227,395.80 × 93,159.09
  4. Step 4: Simplify right side
    164,772.45x = 21,183,985,797.82
  5. Step 5: Solve for x
    x = 21,183,985,797.82/164,772.45
  6. Step 6: Final answer
    x = 128,565.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.