Home / 109,889.06-164,843.31-59,947.70

Finding the Fourth Proportional to 109,889.06, 164,843.31 and 59,947.70

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Solution

The fourth proportional to 109,889.06, 164,843.31 and 59,947.70 is: 89,926.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,889.06 : 164,843.31 = 59,947.70 : x
  2. Step 2: Convert to fraction form
    109,889.06/164,843.31 = 59,947.70/x
  3. Step 3: Cross multiply
    109,889.06x = 164,843.31 × 59,947.70
  4. Step 4: Simplify right side
    109,889.06x = 9,881,977,294.89
  5. Step 5: Solve for x
    x = 9,881,977,294.89/109,889.06
  6. Step 6: Final answer
    x = 89,926.85

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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.