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Finding the Fourth Proportional to 164,798.61, 227,338.61 and 104,267.31

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Solution

The fourth proportional to 164,798.61, 227,338.61 and 104,267.31 is: 143,836.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,798.61 : 227,338.61 = 104,267.31 : x
  2. Step 2: Convert to fraction form
    164,798.61/227,338.61 = 104,267.31/x
  3. Step 3: Cross multiply
    164,798.61x = 227,338.61 × 104,267.31
  4. Step 4: Simplify right side
    164,798.61x = 23,703,985,323.84
  5. Step 5: Solve for x
    x = 23,703,985,323.84/164,798.61
  6. Step 6: Final answer
    x = 143,836.08

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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.