Home / 65,476.09-98,128.90-29,425.83

Finding the Fourth Proportional to 65,476.09, 98,128.90 and 29,425.83

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Solution

The fourth proportional to 65,476.09, 98,128.90 and 29,425.83 is: 44,100.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,476.09 : 98,128.90 = 29,425.83 : x
  2. Step 2: Convert to fraction form
    65,476.09/98,128.90 = 29,425.83/x
  3. Step 3: Cross multiply
    65,476.09x = 98,128.90 × 29,425.83
  4. Step 4: Simplify right side
    65,476.09x = 2,887,524,329.49
  5. Step 5: Solve for x
    x = 2,887,524,329.49/65,476.09
  6. Step 6: Final answer
    x = 44,100.44

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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.