Home / 147,947.63-221,977.35-88,824.51

Finding the Fourth Proportional to 147,947.63, 221,977.35 and 88,824.51

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Solution

The fourth proportional to 147,947.63, 221,977.35 and 88,824.51 is: 133,270.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,947.63 : 221,977.35 = 88,824.51 : x
  2. Step 2: Convert to fraction form
    147,947.63/221,977.35 = 88,824.51/x
  3. Step 3: Cross multiply
    147,947.63x = 221,977.35 × 88,824.51
  4. Step 4: Simplify right side
    147,947.63x = 19,717,029,344.85
  5. Step 5: Solve for x
    x = 19,717,029,344.85/147,947.63
  6. Step 6: Final answer
    x = 133,270.33

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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.