Home / 79,835.12-110,167.80-45,835.76

Finding the Fourth Proportional to 79,835.12, 110,167.80 and 45,835.76

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Solution

The fourth proportional to 79,835.12, 110,167.80 and 45,835.76 is: 63,250.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,835.12 : 110,167.80 = 45,835.76 : x
  2. Step 2: Convert to fraction form
    79,835.12/110,167.80 = 45,835.76/x
  3. Step 3: Cross multiply
    79,835.12x = 110,167.80 × 45,835.76
  4. Step 4: Simplify right side
    79,835.12x = 5,049,624,840.53
  5. Step 5: Solve for x
    x = 5,049,624,840.53/79,835.12
  6. Step 6: Final answer
    x = 63,250.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.