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Finding the Fourth Proportional to 64,223.84, 96,315.84 and 22,661.12

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Solution

The fourth proportional to 64,223.84, 96,315.84 and 22,661.12 is: 33,984.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,223.84 : 96,315.84 = 22,661.12 : x
  2. Step 2: Convert to fraction form
    64,223.84/96,315.84 = 22,661.12/x
  3. Step 3: Cross multiply
    64,223.84x = 96,315.84 × 22,661.12
  4. Step 4: Simplify right side
    64,223.84x = 2,182,624,808.14
  5. Step 5: Solve for x
    x = 2,182,624,808.14/64,223.84
  6. Step 6: Final answer
    x = 33,984.65

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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.