Home / 113,909.96-170,878.62-47,395.10

Finding the Fourth Proportional to 113,909.96, 170,878.62 and 47,395.10

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Solution

The fourth proportional to 113,909.96, 170,878.62 and 47,395.10 is: 71,098.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,909.96 : 170,878.62 = 47,395.10 : x
  2. Step 2: Convert to fraction form
    113,909.96/170,878.62 = 47,395.10/x
  3. Step 3: Cross multiply
    113,909.96x = 170,878.62 × 47,395.10
  4. Step 4: Simplify right side
    113,909.96x = 8,098,809,282.76
  5. Step 5: Solve for x
    x = 8,098,809,282.76/113,909.96
  6. Step 6: Final answer
    x = 71,098.34

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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.