Home / 68,302.10-94,254.42-39,622.33

Finding the Fourth Proportional to 68,302.10, 94,254.42 and 39,622.33

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Solution

The fourth proportional to 68,302.10, 94,254.42 and 39,622.33 is: 54,677.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,302.10 : 94,254.42 = 39,622.33 : x
  2. Step 2: Convert to fraction form
    68,302.10/94,254.42 = 39,622.33/x
  3. Step 3: Cross multiply
    68,302.10x = 94,254.42 × 39,622.33
  4. Step 4: Simplify right side
    68,302.10x = 3,734,579,733.20
  5. Step 5: Solve for x
    x = 3,734,579,733.20/68,302.10
  6. Step 6: Final answer
    x = 54,677.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.