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Finding the Fourth Proportional to 96,808.27, 145,230.54 and 43,498.93

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Solution

The fourth proportional to 96,808.27, 145,230.54 and 43,498.93 is: 65,256.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,808.27 : 145,230.54 = 43,498.93 : x
  2. Step 2: Convert to fraction form
    96,808.27/145,230.54 = 43,498.93/x
  3. Step 3: Cross multiply
    96,808.27x = 145,230.54 × 43,498.93
  4. Step 4: Simplify right side
    96,808.27x = 6,317,373,093.32
  5. Step 5: Solve for x
    x = 6,317,373,093.32/96,808.27
  6. Step 6: Final answer
    x = 65,256.54

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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.