Home / 79,756.41-119,652.36-34,785.04

Finding the Fourth Proportional to 79,756.41, 119,652.36 and 34,785.04

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Solution

The fourth proportional to 79,756.41, 119,652.36 and 34,785.04 is: 52,185.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,756.41 : 119,652.36 = 34,785.04 : x
  2. Step 2: Convert to fraction form
    79,756.41/119,652.36 = 34,785.04/x
  3. Step 3: Cross multiply
    79,756.41x = 119,652.36 × 34,785.04
  4. Step 4: Simplify right side
    79,756.41x = 4,162,111,954.77
  5. Step 5: Solve for x
    x = 4,162,111,954.77/79,756.41
  6. Step 6: Final answer
    x = 52,185.30

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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.