Home / 96,735.48-145,117.08-30,181.56

Finding the Fourth Proportional to 96,735.48, 145,117.08 and 30,181.56

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Solution

The fourth proportional to 96,735.48, 145,117.08 and 30,181.56 is: 45,276.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,735.48 : 145,117.08 = 30,181.56 : x
  2. Step 2: Convert to fraction form
    96,735.48/145,117.08 = 30,181.56/x
  3. Step 3: Cross multiply
    96,735.48x = 145,117.08 × 30,181.56
  4. Step 4: Simplify right side
    96,735.48x = 4,379,859,857.04
  5. Step 5: Solve for x
    x = 4,379,859,857.04/96,735.48
  6. Step 6: Final answer
    x = 45,276.66

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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.