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Finding the Fourth Proportional to 64,480.32, 96,685.03 and 22,356.64

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Solution

The fourth proportional to 64,480.32, 96,685.03 and 22,356.64 is: 33,522.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,480.32 : 96,685.03 = 22,356.64 : x
  2. Step 2: Convert to fraction form
    64,480.32/96,685.03 = 22,356.64/x
  3. Step 3: Cross multiply
    64,480.32x = 96,685.03 × 22,356.64
  4. Step 4: Simplify right side
    64,480.32x = 2,161,552,409.10
  5. Step 5: Solve for x
    x = 2,161,552,409.10/64,480.32
  6. Step 6: Final answer
    x = 33,522.67

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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.