Home / 74,966.50-112,362.27-41,670.64

Finding the Fourth Proportional to 74,966.50, 112,362.27 and 41,670.64

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Solution

The fourth proportional to 74,966.50, 112,362.27 and 41,670.64 is: 62,457.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,966.50 : 112,362.27 = 41,670.64 : x
  2. Step 2: Convert to fraction form
    74,966.50/112,362.27 = 41,670.64/x
  3. Step 3: Cross multiply
    74,966.50x = 112,362.27 × 41,670.64
  4. Step 4: Simplify right side
    74,966.50x = 4,682,207,702.75
  5. Step 5: Solve for x
    x = 4,682,207,702.75/74,966.50
  6. Step 6: Final answer
    x = 62,457.33

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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.