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Finding the Fourth Proportional to 119,496, 164,904.48 and 66,504

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Solution

The fourth proportional to 119,496, 164,904.48 and 66,504 is: 91,775.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,496 : 164,904.48 = 66,504 : x
  2. Step 2: Convert to fraction form
    119,496/164,904.48 = 66,504/x
  3. Step 3: Cross multiply
    119,496x = 164,904.48 × 66,504
  4. Step 4: Simplify right side
    119,496x = 10,966,807,537.92
  5. Step 5: Solve for x
    x = 10,966,807,537.92/119,496
  6. Step 6: Final answer
    x = 91,775.52

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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.