Home / 45,204.02-67,820.10-27,211.79

Finding the Fourth Proportional to 45,204.02, 67,820.10 and 27,211.79

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Solution

The fourth proportional to 45,204.02, 67,820.10 and 27,211.79 is: 40,826.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,204.02 : 67,820.10 = 27,211.79 : x
  2. Step 2: Convert to fraction form
    45,204.02/67,820.10 = 27,211.79/x
  3. Step 3: Cross multiply
    45,204.02x = 67,820.10 × 27,211.79
  4. Step 4: Simplify right side
    45,204.02x = 1,845,506,488.53
  5. Step 5: Solve for x
    x = 1,845,506,488.53/45,204.02
  6. Step 6: Final answer
    x = 40,826.16

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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.