Home / 113,790.75-170,762.21-47,230.88

Finding the Fourth Proportional to 113,790.75, 170,762.21 and 47,230.88

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Solution

The fourth proportional to 113,790.75, 170,762.21 and 47,230.88 is: 70,877.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,790.75 : 170,762.21 = 47,230.88 : x
  2. Step 2: Convert to fraction form
    113,790.75/170,762.21 = 47,230.88/x
  3. Step 3: Cross multiply
    113,790.75x = 170,762.21 × 47,230.88
  4. Step 4: Simplify right side
    113,790.75x = 8,065,250,416.39
  5. Step 5: Solve for x
    x = 8,065,250,416.39/113,790.75
  6. Step 6: Final answer
    x = 70,877.91

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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.