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Finding the Fourth Proportional to 74,611.30, 111,916.95 and 22,016.70

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Solution

The fourth proportional to 74,611.30, 111,916.95 and 22,016.70 is: 33,025.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,611.30 : 111,916.95 = 22,016.70 : x
  2. Step 2: Convert to fraction form
    74,611.30/111,916.95 = 22,016.70/x
  3. Step 3: Cross multiply
    74,611.30x = 111,916.95 × 22,016.70
  4. Step 4: Simplify right side
    74,611.30x = 2,464,041,913.07
  5. Step 5: Solve for x
    x = 2,464,041,913.07/74,611.30
  6. Step 6: Final answer
    x = 33,025.05

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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.