Home / 72,001.73-99,362.22-41,804.72

Finding the Fourth Proportional to 72,001.73, 99,362.22 and 41,804.72

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Solution

The fourth proportional to 72,001.73, 99,362.22 and 41,804.72 is: 57,690.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,001.73 : 99,362.22 = 41,804.72 : x
  2. Step 2: Convert to fraction form
    72,001.73/99,362.22 = 41,804.72/x
  3. Step 3: Cross multiply
    72,001.73x = 99,362.22 × 41,804.72
  4. Step 4: Simplify right side
    72,001.73x = 4,153,810,181.20
  5. Step 5: Solve for x
    x = 4,153,810,181.20/72,001.73
  6. Step 6: Final answer
    x = 57,690.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.