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Finding the Fourth Proportional to 60,603.21, 90,903.08 and 16,229.99

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Solution

The fourth proportional to 60,603.21, 90,903.08 and 16,229.99 is: 24,344.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,603.21 : 90,903.08 = 16,229.99 : x
  2. Step 2: Convert to fraction form
    60,603.21/90,903.08 = 16,229.99/x
  3. Step 3: Cross multiply
    60,603.21x = 90,903.08 × 16,229.99
  4. Step 4: Simplify right side
    60,603.21x = 1,475,355,543.70
  5. Step 5: Solve for x
    x = 1,475,355,543.70/60,603.21
  6. Step 6: Final answer
    x = 24,344.51

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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.