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Finding the Fourth Proportional to 64,004.76, 96,057.36 and 44,421.12

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Solution

The fourth proportional to 64,004.76, 96,057.36 and 44,421.12 is: 66,666.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,004.76 : 96,057.36 = 44,421.12 : x
  2. Step 2: Convert to fraction form
    64,004.76/96,057.36 = 44,421.12/x
  3. Step 3: Cross multiply
    64,004.76x = 96,057.36 × 44,421.12
  4. Step 4: Simplify right side
    64,004.76x = 4,266,975,515.44
  5. Step 5: Solve for x
    x = 4,266,975,515.44/64,004.76
  6. Step 6: Final answer
    x = 66,666.53

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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.