Home / 103,591.44-142,952.04-58,270.32

Finding the Fourth Proportional to 103,591.44, 142,952.04 and 58,270.32

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Solution

The fourth proportional to 103,591.44, 142,952.04 and 58,270.32 is: 80,410.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,591.44 : 142,952.04 = 58,270.32 : x
  2. Step 2: Convert to fraction form
    103,591.44/142,952.04 = 58,270.32/x
  3. Step 3: Cross multiply
    103,591.44x = 142,952.04 × 58,270.32
  4. Step 4: Simplify right side
    103,591.44x = 8,329,861,115.45
  5. Step 5: Solve for x
    x = 8,329,861,115.45/103,591.44
  6. Step 6: Final answer
    x = 80,410.71

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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.