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Finding the Fourth Proportional to 60,616.99, 83,651.43 and 35,138.14

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Solution

The fourth proportional to 60,616.99, 83,651.43 and 35,138.14 is: 48,490.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,616.99 : 83,651.43 = 35,138.14 : x
  2. Step 2: Convert to fraction form
    60,616.99/83,651.43 = 35,138.14/x
  3. Step 3: Cross multiply
    60,616.99x = 83,651.43 × 35,138.14
  4. Step 4: Simplify right side
    60,616.99x = 2,939,355,656.14
  5. Step 5: Solve for x
    x = 2,939,355,656.14/60,616.99
  6. Step 6: Final answer
    x = 48,490.62

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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.