Home / 74,673.29-112,064.11-56,003.60

Finding the Fourth Proportional to 74,673.29, 112,064.11 and 56,003.60

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Solution

The fourth proportional to 74,673.29, 112,064.11 and 56,003.60 is: 84,046.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,673.29 : 112,064.11 = 56,003.60 : x
  2. Step 2: Convert to fraction form
    74,673.29/112,064.11 = 56,003.60/x
  3. Step 3: Cross multiply
    74,673.29x = 112,064.11 × 56,003.60
  4. Step 4: Simplify right side
    74,673.29x = 6,275,993,730.95
  5. Step 5: Solve for x
    x = 6,275,993,730.95/74,673.29
  6. Step 6: Final answer
    x = 84,046.03

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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.