Home / 113,843.10-170,784.45-47,246.70

Finding the Fourth Proportional to 113,843.10, 170,784.45 and 47,246.70

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Solution

The fourth proportional to 113,843.10, 170,784.45 and 47,246.70 is: 70,878.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,843.10 : 170,784.45 = 47,246.70 : x
  2. Step 2: Convert to fraction form
    113,843.10/170,784.45 = 47,246.70/x
  3. Step 3: Cross multiply
    113,843.10x = 170,784.45 × 47,246.70
  4. Step 4: Simplify right side
    113,843.10x = 8,069,001,673.82
  5. Step 5: Solve for x
    x = 8,069,001,673.82/113,843.10
  6. Step 6: Final answer
    x = 70,878.27

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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.