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Finding the Fourth Proportional to 64,161.52, 96,258.72 and 26,709.16

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Solution

The fourth proportional to 64,161.52, 96,258.72 and 26,709.16 is: 40,070.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,161.52 : 96,258.72 = 26,709.16 : x
  2. Step 2: Convert to fraction form
    64,161.52/96,258.72 = 26,709.16/x
  3. Step 3: Cross multiply
    64,161.52x = 96,258.72 × 26,709.16
  4. Step 4: Simplify right side
    64,161.52x = 2,570,989,553.88
  5. Step 5: Solve for x
    x = 2,570,989,553.88/64,161.52
  6. Step 6: Final answer
    x = 40,070.58

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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.