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Finding the Fourth Proportional to 60,606.87, 90,916.46 and 16,238.11

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Solution

The fourth proportional to 60,606.87, 90,916.46 and 16,238.11 is: 24,358.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,606.87 : 90,916.46 = 16,238.11 : x
  2. Step 2: Convert to fraction form
    60,606.87/90,916.46 = 16,238.11/x
  3. Step 3: Cross multiply
    60,606.87x = 90,916.46 × 16,238.11
  4. Step 4: Simplify right side
    60,606.87x = 1,476,311,478.29
  5. Step 5: Solve for x
    x = 1,476,311,478.29/60,606.87
  6. Step 6: Final answer
    x = 24,358.81

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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.