Home / 74,771.49-112,139.95-22,168.29

Finding the Fourth Proportional to 74,771.49, 112,139.95 and 22,168.29

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Solution

The fourth proportional to 74,771.49, 112,139.95 and 22,168.29 is: 33,247.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,771.49 : 112,139.95 = 22,168.29 : x
  2. Step 2: Convert to fraction form
    74,771.49/112,139.95 = 22,168.29/x
  3. Step 3: Cross multiply
    74,771.49x = 112,139.95 × 22,168.29
  4. Step 4: Simplify right side
    74,771.49x = 2,485,950,821.34
  5. Step 5: Solve for x
    x = 2,485,950,821.34/74,771.49
  6. Step 6: Final answer
    x = 33,247.31

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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.