Home / 109,564.20-151,198.58-59,263.20

Finding the Fourth Proportional to 109,564.20, 151,198.58 and 59,263.20

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Solution

The fourth proportional to 109,564.20, 151,198.58 and 59,263.20 is: 81,783.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,564.20 : 151,198.58 = 59,263.20 : x
  2. Step 2: Convert to fraction form
    109,564.20/151,198.58 = 59,263.20/x
  3. Step 3: Cross multiply
    109,564.20x = 151,198.58 × 59,263.20
  4. Step 4: Simplify right side
    109,564.20x = 8,960,511,686.26
  5. Step 5: Solve for x
    x = 8,960,511,686.26/109,564.20
  6. Step 6: Final answer
    x = 81,783.21

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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.