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Finding the Fourth Proportional to 64,289.16, 96,449.02 and 26,828.42

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Solution

The fourth proportional to 64,289.16, 96,449.02 and 26,828.42 is: 40,249.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,289.16 : 96,449.02 = 26,828.42 : x
  2. Step 2: Convert to fraction form
    64,289.16/96,449.02 = 26,828.42/x
  3. Step 3: Cross multiply
    64,289.16x = 96,449.02 × 26,828.42
  4. Step 4: Simplify right side
    64,289.16x = 2,587,574,817.15
  5. Step 5: Solve for x
    x = 2,587,574,817.15/64,289.16
  6. Step 6: Final answer
    x = 40,249.01

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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.