Home / 113,953.87-170,878.83-47,354.32

Finding the Fourth Proportional to 113,953.87, 170,878.83 and 47,354.32

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Solution

The fourth proportional to 113,953.87, 170,878.83 and 47,354.32 is: 71,009.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,953.87 : 170,878.83 = 47,354.32 : x
  2. Step 2: Convert to fraction form
    113,953.87/170,878.83 = 47,354.32/x
  3. Step 3: Cross multiply
    113,953.87x = 170,878.83 × 47,354.32
  4. Step 4: Simplify right side
    113,953.87x = 8,091,850,797.05
  5. Step 5: Solve for x
    x = 8,091,850,797.05/113,953.87
  6. Step 6: Final answer
    x = 71,009.88

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1.5x scale

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.