Home / 60,350.12-90,503.58-20,896.64

Finding the Fourth Proportional to 60,350.12, 90,503.58 and 20,896.64

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Solution

The fourth proportional to 60,350.12, 90,503.58 and 20,896.64 is: 31,337.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,350.12 : 90,503.58 = 20,896.64 : x
  2. Step 2: Convert to fraction form
    60,350.12/90,503.58 = 20,896.64/x
  3. Step 3: Cross multiply
    60,350.12x = 90,503.58 × 20,896.64
  4. Step 4: Simplify right side
    60,350.12x = 1,891,220,729.97
  5. Step 5: Solve for x
    x = 1,891,220,729.97/60,350.12
  6. Step 6: Final answer
    x = 31,337.48

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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.