Home / 132,264.09-198,346.59-53,335.26

Finding the Fourth Proportional to 132,264.09, 198,346.59 and 53,335.26

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Solution

The fourth proportional to 132,264.09, 198,346.59 and 53,335.26 is: 79,982.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,264.09 : 198,346.59 = 53,335.26 : x
  2. Step 2: Convert to fraction form
    132,264.09/198,346.59 = 53,335.26/x
  3. Step 3: Cross multiply
    132,264.09x = 198,346.59 × 53,335.26
  4. Step 4: Simplify right side
    132,264.09x = 10,578,866,947.76
  5. Step 5: Solve for x
    x = 10,578,866,947.76/132,264.09
  6. Step 6: Final answer
    x = 79,982.91

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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.