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Finding the Fourth Proportional to 164,763.50, 227,332.86 and 93,141.98

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Solution

The fourth proportional to 164,763.50, 227,332.86 and 93,141.98 is: 128,512.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,763.50 : 227,332.86 = 93,141.98 : x
  2. Step 2: Convert to fraction form
    164,763.50/227,332.86 = 93,141.98/x
  3. Step 3: Cross multiply
    164,763.50x = 227,332.86 × 93,141.98
  4. Step 4: Simplify right side
    164,763.50x = 21,174,232,699.46
  5. Step 5: Solve for x
    x = 21,174,232,699.46/164,763.50
  6. Step 6: Final answer
    x = 128,512.88

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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.