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Finding the Fourth Proportional to 64,657.33, 89,226.25 and 36,363.02

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Solution

The fourth proportional to 64,657.33, 89,226.25 and 36,363.02 is: 50,180.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,657.33 : 89,226.25 = 36,363.02 : x
  2. Step 2: Convert to fraction form
    64,657.33/89,226.25 = 36,363.02/x
  3. Step 3: Cross multiply
    64,657.33x = 89,226.25 × 36,363.02
  4. Step 4: Simplify right side
    64,657.33x = 3,244,535,913.28
  5. Step 5: Solve for x
    x = 3,244,535,913.28/64,657.33
  6. Step 6: Final answer
    x = 50,180.48

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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.