Home / 45,862.32-68,676.84-42,013.20

Finding the Fourth Proportional to 45,862.32, 68,676.84 and 42,013.20

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Solution

The fourth proportional to 45,862.32, 68,676.84 and 42,013.20 is: 62,912.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,862.32 : 68,676.84 = 42,013.20 : x
  2. Step 2: Convert to fraction form
    45,862.32/68,676.84 = 42,013.20/x
  3. Step 3: Cross multiply
    45,862.32x = 68,676.84 × 42,013.20
  4. Step 4: Simplify right side
    45,862.32x = 2,885,333,814.29
  5. Step 5: Solve for x
    x = 2,885,333,814.29/45,862.32
  6. Step 6: Final answer
    x = 62,912.95

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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.