Home / 79,222.46-109,325.28-43,411.70

Finding the Fourth Proportional to 79,222.46, 109,325.28 and 43,411.70

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Solution

The fourth proportional to 79,222.46, 109,325.28 and 43,411.70 is: 59,907.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,222.46 : 109,325.28 = 43,411.70 : x
  2. Step 2: Convert to fraction form
    79,222.46/109,325.28 = 43,411.70/x
  3. Step 3: Cross multiply
    79,222.46x = 109,325.28 × 43,411.70
  4. Step 4: Simplify right side
    79,222.46x = 4,745,996,257.78
  5. Step 5: Solve for x
    x = 4,745,996,257.78/79,222.46
  6. Step 6: Final answer
    x = 59,907.21

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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.