Home / 113,837.10-170,775.45-47,240.70

Finding the Fourth Proportional to 113,837.10, 170,775.45 and 47,240.70

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Solution

The fourth proportional to 113,837.10, 170,775.45 and 47,240.70 is: 70,869.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,837.10 : 170,775.45 = 47,240.70 : x
  2. Step 2: Convert to fraction form
    113,837.10/170,775.45 = 47,240.70/x
  3. Step 3: Cross multiply
    113,837.10x = 170,775.45 × 47,240.70
  4. Step 4: Simplify right side
    113,837.10x = 8,067,551,800.82
  5. Step 5: Solve for x
    x = 8,067,551,800.82/113,837.10
  6. Step 6: Final answer
    x = 70,869.27

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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.