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Finding the Fourth Proportional to 64,775.97, 89,392.01 and 36,482.67

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Solution

The fourth proportional to 64,775.97, 89,392.01 and 36,482.67 is: 50,346.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,775.97 : 89,392.01 = 36,482.67 : x
  2. Step 2: Convert to fraction form
    64,775.97/89,392.01 = 36,482.67/x
  3. Step 3: Cross multiply
    64,775.97x = 89,392.01 × 36,482.67
  4. Step 4: Simplify right side
    64,775.97x = 3,261,259,019.05
  5. Step 5: Solve for x
    x = 3,261,259,019.05/64,775.97
  6. Step 6: Final answer
    x = 50,346.74

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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.