Home / 68,899.68-103,360.35-29,457

Finding the Fourth Proportional to 68,899.68, 103,360.35 and 29,457

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Solution

The fourth proportional to 68,899.68, 103,360.35 and 29,457 is: 44,190.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,899.68 : 103,360.35 = 29,457 : x
  2. Step 2: Convert to fraction form
    68,899.68/103,360.35 = 29,457/x
  3. Step 3: Cross multiply
    68,899.68x = 103,360.35 × 29,457
  4. Step 4: Simplify right side
    68,899.68x = 3,044,685,829.95
  5. Step 5: Solve for x
    x = 3,044,685,829.95/68,899.68
  6. Step 6: Final answer
    x = 44,190.13

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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.