Home / 74,899.96-112,348.80-22,309.45

Finding the Fourth Proportional to 74,899.96, 112,348.80 and 22,309.45

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Solution

The fourth proportional to 74,899.96, 112,348.80 and 22,309.45 is: 33,463.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,899.96 : 112,348.80 = 22,309.45 : x
  2. Step 2: Convert to fraction form
    74,899.96/112,348.80 = 22,309.45/x
  3. Step 3: Cross multiply
    74,899.96x = 112,348.80 × 22,309.45
  4. Step 4: Simplify right side
    74,899.96x = 2,506,439,738.95
  5. Step 5: Solve for x
    x = 2,506,439,738.95/74,899.96
  6. Step 6: Final answer
    x = 33,463.83

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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.