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Finding the Fourth Proportional to 241,570, 362,457.33 and 129,220.75

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Solution

The fourth proportional to 241,570, 362,457.33 and 129,220.75 is: 193,885.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,570 : 362,457.33 = 129,220.75 : x
  2. Step 2: Convert to fraction form
    241,570/362,457.33 = 129,220.75/x
  3. Step 3: Cross multiply
    241,570x = 362,457.33 × 129,220.75
  4. Step 4: Simplify right side
    241,570x = 46,837,008,025.60
  5. Step 5: Solve for x
    x = 46,837,008,025.60/241,570
  6. Step 6: Final answer
    x = 193,885.86

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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.