Home / 65,664.68-98,505.52-30,117.42

Finding the Fourth Proportional to 65,664.68, 98,505.52 and 30,117.42

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Solution

The fourth proportional to 65,664.68, 98,505.52 and 30,117.42 is: 45,180.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,664.68 : 98,505.52 = 30,117.42 : x
  2. Step 2: Convert to fraction form
    65,664.68/98,505.52 = 30,117.42/x
  3. Step 3: Cross multiply
    65,664.68x = 98,505.52 × 30,117.42
  4. Step 4: Simplify right side
    65,664.68x = 2,966,732,042.86
  5. Step 5: Solve for x
    x = 2,966,732,042.86/65,664.68
  6. Step 6: Final answer
    x = 45,180.03

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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.