Home / 113,754.64-170,559.04-47,240.68

Finding the Fourth Proportional to 113,754.64, 170,559.04 and 47,240.68

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Solution

The fourth proportional to 113,754.64, 170,559.04 and 47,240.68 is: 70,830.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,754.64 : 170,559.04 = 47,240.68 : x
  2. Step 2: Convert to fraction form
    113,754.64/170,559.04 = 47,240.68/x
  3. Step 3: Cross multiply
    113,754.64x = 170,559.04 × 47,240.68
  4. Step 4: Simplify right side
    113,754.64x = 8,057,325,029.75
  5. Step 5: Solve for x
    x = 8,057,325,029.75/113,754.64
  6. Step 6: Final answer
    x = 70,830.74

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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.