Home / 74,742.56-112,094.74-22,139.74

Finding the Fourth Proportional to 74,742.56, 112,094.74 and 22,139.74

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Solution

The fourth proportional to 74,742.56, 112,094.74 and 22,139.74 is: 33,203.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,742.56 : 112,094.74 = 22,139.74 : x
  2. Step 2: Convert to fraction form
    74,742.56/112,094.74 = 22,139.74/x
  3. Step 3: Cross multiply
    74,742.56x = 112,094.74 × 22,139.74
  4. Step 4: Simplify right side
    74,742.56x = 2,481,748,398.97
  5. Step 5: Solve for x
    x = 2,481,748,398.97/74,742.56
  6. Step 6: Final answer
    x = 33,203.95

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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.