Home / 73,083.12-100,852.76-40,816.84

Finding the Fourth Proportional to 73,083.12, 100,852.76 and 40,816.84

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Solution

The fourth proportional to 73,083.12, 100,852.76 and 40,816.84 is: 56,326.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,083.12 : 100,852.76 = 40,816.84 : x
  2. Step 2: Convert to fraction form
    73,083.12/100,852.76 = 40,816.84/x
  3. Step 3: Cross multiply
    73,083.12x = 100,852.76 × 40,816.84
  4. Step 4: Simplify right side
    73,083.12x = 4,116,490,968.48
  5. Step 5: Solve for x
    x = 4,116,490,968.48/73,083.12
  6. Step 6: Final answer
    x = 56,326.15

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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.