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Finding the Fourth Proportional to 60,563.68, 90,849.36 and 19,012.32

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Solution

The fourth proportional to 60,563.68, 90,849.36 and 19,012.32 is: 28,519.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,563.68 : 90,849.36 = 19,012.32 : x
  2. Step 2: Convert to fraction form
    60,563.68/90,849.36 = 19,012.32/x
  3. Step 3: Cross multiply
    60,563.68x = 90,849.36 × 19,012.32
  4. Step 4: Simplify right side
    60,563.68x = 1,727,257,104.12
  5. Step 5: Solve for x
    x = 1,727,257,104.12/60,563.68
  6. Step 6: Final answer
    x = 28,519.69

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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.